142155033154432 has 32 divisors (see below), whose sum is σ = 283315688973720. Its totient is φ = 71048350431744.

The previous prime is 142155033154429. The next prime is 142155033154531. The reversal of 142155033154432 is 234451330551241.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×142155033154432² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227547358 + ... + 228171229.

Almost surely, 2^{142155033154432} is an apocalyptic number.

It is an amenable number.

142155033154432 is a deficient number, since it is larger than the sum of its proper divisors (141160655819288).

142155033154432 is an equidigital number, since it uses as much as digits as its factorization.

142155033154432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455721038 (or 455721026 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 142155033154432 in words is "one hundred forty-two trillion, one hundred fifty-five billion, thirty-three million, one hundred fifty-four thousand, four hundred thirty-two".