32647506540 has 48 divisors (see below), whose sum is σ = 99723294720. Its totient is φ = 7914546880.

The previous prime is 32647506511. The next prime is 32647506557. The reversal of 32647506540 is 4560574623.

It is a junction number, because it is equal to n+sod(n) for n = 32647506492 and 32647506501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24732300 + ... + 24733619.

It is an arithmetic number, because the mean of its divisors is an integer number (2077568640).

Almost surely, 2^32647506540 is an apocalyptic number.

32647506540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32647506540 is an abundant number, since it is smaller than the sum of its proper divisors (67075788180).

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

32647506540 is a wasteful number, since it uses less digits than its factorization.

32647506540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49465942 (or 49465940 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 32647506540 in words is "thirty-two billion, six hundred forty-seven million, five hundred six thousand, five hundred forty".