47505057567655 has 32 divisors (see below), whose sum is σ = 57965848300800. Its totient is φ = 37366371178752.

The previous prime is 47505057567613. The next prime is 47505057567703. The reversal of 47505057567655 is 55676575050574.

It is a cyclic number.

It is not a de Polignac number, because 47505057567655 - 2²¹ = 47505055470503 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 627597051 + ... + 627672739.

It is an arithmetic number, because the mean of its divisors is an integer number (1811432759400).

Almost surely, 2^{47505057567655} is an apocalyptic number.

47505057567655 is a deficient number, since it is larger than the sum of its proper divisors (10460790733145).

47505057567655 is a wasteful number, since it uses less digits than its factorization.

47505057567655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79263.

The product of its (nonzero) digits is 771750000, while the sum is 67.

The spelling of 47505057567655 in words is "forty-seven trillion, five hundred five billion, fifty-seven million, five hundred sixty-seven thousand, six hundred fifty-five".