157585662042 has 16 divisors (see below), whose sum is σ = 333710813952. Its totient is φ = 49438639040.

The previous prime is 157585662041. The next prime is 157585662083. The reversal of 157585662042 is 240266585751.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (157585662041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772478634 + ... + 772478837.

It is an arithmetic number, because the mean of its divisors is an integer number (20856925872).

Almost surely, 2^157585662042 is an apocalyptic number.

157585662042 is an abundant number, since it is smaller than the sum of its proper divisors (176125151910).

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

157585662042 is a wasteful number, since it uses less digits than its factorization.

157585662042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544957493.

The product of its (nonzero) digits is 4032000, while the sum is 51.

The spelling of 157585662042 in words is "one hundred fifty-seven billion, five hundred eighty-five million, six hundred sixty-two thousand, forty-two".