157731475022 has 32 divisors (see below), whose sum is σ = 259004723040. Its totient is φ = 71446763520.

The previous prime is 157731475019. The next prime is 157731475061. The reversal of 157731475022 is 220574137751.

157731475022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 13887698 + ... + 13899050.

It is an arithmetic number, because the mean of its divisors is an integer number (8093897595).

Almost surely, 2^157731475022 is an apocalyptic number.

157731475022 is a deficient number, since it is larger than the sum of its proper divisors (101273248018).

157731475022 is a wasteful number, since it uses less digits than its factorization.

157731475022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13508.

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 157731475022 in words is "one hundred fifty-seven billion, seven hundred thirty-one million, four hundred seventy-five thousand, twenty-two".