40215651204 has 48 divisors (see below), whose sum is σ = 97592633600. Its totient is φ = 12877802496.

The previous prime is 40215651169. The next prime is 40215651211.

40215651204 is nontrivially palindromic in base 10.

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, 538189 + ... + 608340.

Almost surely, 2^40215651204 is an apocalyptic number.

It is an amenable number.

40215651204 is an abundant number, since it is smaller than the sum of its proper divisors (57376982396).

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

40215651204 is a wasteful number, since it uses less digits than its factorization.

40215651204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146652 (or 1146650 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 40215651204 in words is "forty billion, two hundred fifteen million, six hundred fifty-one thousand, two hundred four".