133026165720 has 192 divisors, whose sum is σ = 501472408320. Its totient is φ = 29952122112.

The previous prime is 133026165683. The next prime is 133026165721. The reversal of 133026165720 is 27561620331.

133026165720 is a `hidden beast` number, since 1 + 3 + 30 + 2 + 616 + 5 + 7 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133026165721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 225102 + ... + 562781.

It is an arithmetic number, because the mean of its divisors is an integer number (2611835460).

Almost surely, 2^133026165720 is an apocalyptic number.

133026165720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133026165720 is an abundant number, since it is smaller than the sum of its proper divisors (368446242600).

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

133026165720 is a wasteful number, since it uses less digits than its factorization.

133026165720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787974 (or 787967 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 133026165720 in words is "one hundred thirty-three billion, twenty-six million, one hundred sixty-five thousand, seven hundred twenty".