158458851268 has 6 divisors (see below), whose sum is σ = 277302989726. Its totient is φ = 79229425632.

The previous prime is 158458851263. The next prime is 158458851289. The reversal of 158458851268 is 862158854851.

It can be written as a sum of positive squares in only one way, i.e., 110761164864 + 47697686404 = 332808^2 + 218398^2 .

It is not an unprimeable number, because it can be changed into a prime (158458851263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19807356405 + ... + 19807356412.

Almost surely, 2^158458851268 is an apocalyptic number.

It is an amenable number.

158458851268 is a deficient number, since it is larger than the sum of its proper divisors (118844138458).

158458851268 is a wasteful number, since it uses less digits than its factorization.

158458851268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39614712821 (or 39614712819 counting only the distinct ones).

The product of its digits is 24576000, while the sum is 61.

The spelling of 158458851268 in words is "one hundred fifty-eight billion, four hundred fifty-eight million, eight hundred fifty-one thousand, two hundred sixty-eight".