40648642600 has 48 divisors (see below), whose sum is σ = 94566938400. Its totient is φ = 16249333440.

The previous prime is 40648642597. The next prime is 40648642637. The reversal of 40648642600 is 624684604.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262941 + ... + 387859.

It is an arithmetic number, because the mean of its divisors is an integer number (1970144550).

Almost surely, 2^40648642600 is an apocalyptic number.

40648642600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40648642600 is an abundant number, since it is smaller than the sum of its proper divisors (53918295800).

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

40648642600 is a wasteful number, since it uses less digits than its factorization.

40648642600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126562 (or 126553 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 40648642600 in words is "forty billion, six hundred forty-eight million, six hundred forty-two thousand, six hundred".