158590532738 has 16 divisors (see below), whose sum is σ = 265033309824. Its totient is φ = 70552847760.

The previous prime is 158590532707. The next prime is 158590532753. The reversal of 158590532738 is 837235095851.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76686845 + ... + 76688912.

It is an arithmetic number, because the mean of its divisors is an integer number (16564581864).

Almost surely, 2^158590532738 is an apocalyptic number.

158590532738 is a deficient number, since it is larger than the sum of its proper divisors (106442777086).

158590532738 is a wasteful number, since it uses less digits than its factorization.

158590532738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153375817.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 158590532738 in words is "one hundred fifty-eight billion, five hundred ninety million, five hundred thirty-two thousand, seven hundred thirty-eight".