158016178132 has 6 divisors (see below), whose sum is σ = 276528311738. Its totient is φ = 79008089064.

The previous prime is 158016178109. The next prime is 158016178147. The reversal of 158016178132 is 231871610851.

It can be written as a sum of positive squares in only one way, i.e., 141386528196 + 16629649936 = 376014^2 + 128956^2 .

It is a super-2 number, since 2×158016178132² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19752022263 + ... + 19752022270.

Almost surely, 2^158016178132 is an apocalyptic number.

It is an amenable number.

158016178132 is a deficient number, since it is larger than the sum of its proper divisors (118512133606).

158016178132 is a wasteful number, since it uses less digits than its factorization.

158016178132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39504044537 (or 39504044535 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 43.

Adding to 158016178132 its reverse (231871610851), we get a palindrome (389887788983).

The spelling of 158016178132 in words is "one hundred fifty-eight billion, sixteen million, one hundred seventy-eight thousand, one hundred thirty-two".