1565416420372 has 12 divisors (see below), whose sum is σ = 3130832840800. Its totient is φ = 670892751576.

The previous prime is 1565416420367. The next prime is 1565416420441. The reversal of 1565416420372 is 2730246145651.

1565416420372 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27953864622 + ... + 27953864677.

Almost surely, 2^{1565416420372} is an apocalyptic number.

It is an amenable number.

1565416420372 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1565416420372 is a wasteful number, since it uses less digits than its factorization.

1565416420372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55907729310 (or 55907729308 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 1565416420372 in words is "one trillion, five hundred sixty-five billion, four hundred sixteen million, four hundred twenty thousand, three hundred seventy-two".