133180749504 has 168 divisors, whose sum is σ = 431866413888. Its totient is φ = 40357751040.

The previous prime is 133180749463. The next prime is 133180749509. The reversal of 133180749504 is 405947081331.

133180749504 is a `hidden beast` number, since 133 + 1 + 8 + 0 + 7 + 4 + 9 + 504 = 666.

It is a super-2 number, since 2×133180749504² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133180749504.

It is not an unprimeable number, because it can be changed into a prime (133180749509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 218182 + ... + 560325.

It is an arithmetic number, because the mean of its divisors is an integer number (2570633416).

Almost surely, 2^133180749504 is an apocalyptic number.

It is an amenable number.

133180749504 is an abundant number, since it is smaller than the sum of its proper divisors (298685664384).

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

133180749504 is an equidigital number, since it uses as much as digits as its factorization.

133180749504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778545 (or 778523 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 133180749504 in words is "one hundred thirty-three billion, one hundred eighty million, seven hundred forty-nine thousand, five hundred four".