158946746664 has 32 divisors (see below), whose sum is σ = 400400209440. Its totient is φ = 52577803200.

The previous prime is 158946746657. The next prime is 158946746677. The reversal of 158946746664 is 466647649851.

It is a junction number, because it is equal to n+sod(n) for n = 158946746595 and 158946746604.

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, 25274647 + ... + 25280934.

It is an arithmetic number, because the mean of its divisors is an integer number (12512506545).

Almost surely, 2^158946746664 is an apocalyptic number.

It is an amenable number.

158946746664 is an abundant number, since it is smaller than the sum of its proper divisors (241453462776).

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

158946746664 is a wasteful number, since it uses less digits than its factorization.

158946746664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50555721 (or 50555717 counting only the distinct ones).

The product of its digits is 209018880, while the sum is 66.

The spelling of 158946746664 in words is "one hundred fifty-eight billion, nine hundred forty-six million, seven hundred forty-six thousand, six hundred sixty-four".