158264490052 has 6 divisors (see below), whose sum is σ = 276962857598. Its totient is φ = 79132245024.

The previous prime is 158264490047. The next prime is 158264490107. The reversal of 158264490052 is 250094462851.

It can be written as a sum of positive squares in only one way, i.e., 153816133636 + 4448356416 = 392194^2 + 66696^2 .

It is a super-2 number, since 2×158264490052² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 158264489984 and 158264490011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19783061253 + ... + 19783061260.

Almost surely, 2^158264490052 is an apocalyptic number.

It is an amenable number.

158264490052 is a deficient number, since it is larger than the sum of its proper divisors (118698367546).

158264490052 is a wasteful number, since it uses less digits than its factorization.

158264490052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39566122517 (or 39566122515 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 158264490052 in words is "one hundred fifty-eight billion, two hundred sixty-four million, four hundred ninety thousand, fifty-two".