32646056640 has 112 divisors (see below), whose sum is σ = 103688022240. Its totient is φ = 8702525440.

The previous prime is 32646056627. The next prime is 32646056647. The reversal of 32646056640 is 4665064623.

It is a junction number, because it is equal to n+sod(n) for n = 32646056592 and 32646056601.

It is not an unprimeable number, because it can be changed into a prime (32646056647) 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, 4297966 + ... + 4305554.

Almost surely, 2^32646056640 is an apocalyptic number.

32646056640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32646056640 is an abundant number, since it is smaller than the sum of its proper divisors (71041965600).

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

32646056640 is a wasteful number, since it uses less digits than its factorization.

32646056640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12090 (or 12080 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 32646056640 in words is "thirty-two billion, six hundred forty-six million, fifty-six thousand, six hundred forty".