133402696320 has 64 divisors (see below), whose sum is σ = 425221100640. Its totient is φ = 35574051840.

The previous prime is 133402696303. The next prime is 133402696363. The reversal of 133402696320 is 23696204331.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×133402696320² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34738366 + ... + 34742205.

Almost surely, 2^133402696320 is an apocalyptic number.

133402696320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133402696320 is an abundant number, since it is smaller than the sum of its proper divisors (291818404320).

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

133402696320 is an equidigital number, since it uses as much as digits as its factorization.

133402696320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69480593 (or 69480581 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 39.

The spelling of 133402696320 in words is "one hundred thirty-three billion, four hundred two million, six hundred ninety-six thousand, three hundred twenty".