353639702172 has 12 divisors (see below), whose sum is σ = 825159305096. Its totient is φ = 117879900720.

The previous prime is 353639702167. The next prime is 353639702179. The reversal of 353639702172 is 271207936353.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×353639702172² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353639702179) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14734987579 + ... + 14734987602.

Almost surely, 2^353639702172 is an apocalyptic number.

It is an amenable number.

353639702172 is an abundant number, since it is smaller than the sum of its proper divisors (471519602924).

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

353639702172 is a wasteful number, since it uses less digits than its factorization.

353639702172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29469975188 (or 29469975186 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 48.

The spelling of 353639702172 in words is "three hundred fifty-three billion, six hundred thirty-nine million, seven hundred two thousand, one hundred seventy-two".