133707660750 has 96 divisors (see below), whose sum is σ = 361665083520. Its totient is φ = 35643585600.

The previous prime is 133707660733. The next prime is 133707660767. The reversal of 133707660750 is 57066707331.

It is a happy number.

133707660750 is a `hidden beast` number, since 1 + 3 + 37 + 0 + 7 + 6 + 607 + 5 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (133707660733) and next prime (133707660767).

It is a super-3 number, since 3×133707660750³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133707660696 and 133707660705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8391291 + ... + 8407209.

It is an arithmetic number, because the mean of its divisors is an integer number (3767344620).

Almost surely, 2^133707660750 is an apocalyptic number.

133707660750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133707660750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180832541760).

133707660750 is an abundant number, since it is smaller than the sum of its proper divisors (227957422770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133707660750 is a wasteful number, since it uses less digits than its factorization.

133707660750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19675 (or 19662 counting only the distinct ones).

The product of its (nonzero) digits is 555660, while the sum is 45.

The spelling of 133707660750 in words is "one hundred thirty-three billion, seven hundred seven million, six hundred sixty thousand, seven hundred fifty".