32055646361520 has 80 divisors (see below), whose sum is σ = 105217945129440. Its totient is φ = 8045338693632.

The previous prime is 32055646361507. The next prime is 32055646361521. The reversal of 32055646361520 is 2516364655023.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 32055646361520.

It is not an unprimeable number, because it can be changed into a prime (32055646361521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3928383955 + ... + 3928392114.

It is an arithmetic number, because the mean of its divisors is an integer number (1315224314118).

Almost surely, 2^{32055646361520} is an apocalyptic number.

32055646361520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32055646361520 is an abundant number, since it is smaller than the sum of its proper divisors (73162298767920).

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

32055646361520 is a wasteful number, since it uses less digits than its factorization.

32055646361520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7856776102 (or 7856776096 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 32055646361520 in words is "thirty-two trillion, fifty-five billion, six hundred forty-six million, three hundred sixty-one thousand, five hundred twenty".