133455015300 has 144 divisors (see below), whose sum is σ = 395938894400. Its totient is φ = 34694922240.

The previous prime is 133455015299. The next prime is 133455015307. The reversal of 133455015300 is 3510554331.

It is a super-2 number, since 2×133455015300² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (133455015307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1915476 + ... + 1983924.

Almost surely, 2^133455015300 is an apocalyptic number.

133455015300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133455015300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197969447200).

133455015300 is an abundant number, since it is smaller than the sum of its proper divisors (262483879100).

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

133455015300 is a wasteful number, since it uses less digits than its factorization.

133455015300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68630 (or 68623 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 133455015300 its reverse (3510554331), we get a palindrome (136965569631).

The spelling of 133455015300 in words is "one hundred thirty-three billion, four hundred fifty-five million, fifteen thousand, three hundred".