158225323692 has 12 divisors (see below), whose sum is σ = 369192421976. Its totient is φ = 52741774560.

The previous prime is 158225323661. The next prime is 158225323727. The reversal of 158225323692 is 296323522851.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6592721809 + ... + 6592721832.

Almost surely, 2^158225323692 is an apocalyptic number.

158225323692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158225323692 is an abundant number, since it is smaller than the sum of its proper divisors (210967098284).

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

158225323692 is a wasteful number, since it uses less digits than its factorization.

158225323692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13185443648 (or 13185443646 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 158225323692 in words is "one hundred fifty-eight billion, two hundred twenty-five million, three hundred twenty-three thousand, six hundred ninety-two".