32650641940 has 48 divisors (see below), whose sum is σ = 78371846784. Its totient is φ = 11193033600.

The previous prime is 32650641913. The next prime is 32650641973. The reversal of 32650641940 is 4914605623.

It is a junction number, because it is equal to n+sod(n) for n = 32650641893 and 32650641902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1941970 + ... + 1958710.

It is an arithmetic number, because the mean of its divisors is an integer number (1632746808).

Almost surely, 2^32650641940 is an apocalyptic number.

It is an amenable number.

32650641940 is an abundant number, since it is smaller than the sum of its proper divisors (45721204844).

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

32650641940 is a wasteful number, since it uses less digits than its factorization.

32650641940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30688 (or 30686 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 32650641940 in words is "thirty-two billion, six hundred fifty million, six hundred forty-one thousand, nine hundred forty".