32155642056620 has 96 divisors (see below), whose sum is σ = 69777504276480. Its totient is φ = 12434428581120.

The previous prime is 32155642056617. The next prime is 32155642056673. The reversal of 32155642056620 is 2665024655123.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4400659007 + ... + 4400666313.

It is an arithmetic number, because the mean of its divisors is an integer number (726849002880).

Almost surely, 2^{32155642056620} is an apocalyptic number.

It is an amenable number.

32155642056620 is an abundant number, since it is smaller than the sum of its proper divisors (37621862219860).

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

32155642056620 is a wasteful number, since it uses less digits than its factorization.

32155642056620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13743 (or 13741 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 32155642056620 in words is "thirty-two trillion, one hundred fifty-five billion, six hundred forty-two million, fifty-six thousand, six hundred twenty".