47567520257 has 4 divisors (see below), whose sum is σ = 47567974320. Its totient is φ = 47567066196.

The previous prime is 47567520233. The next prime is 47567520269. The reversal of 47567520257 is 75202576574.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 47567520257 - 2¹⁴ = 47567503873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47567520857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18938 + ... + 309020.

It is an arithmetic number, because the mean of its divisors is an integer number (11891993580).

Almost surely, 2^47567520257 is an apocalyptic number.

It is an amenable number.

47567520257 is a deficient number, since it is larger than the sum of its proper divisors (454063).

47567520257 is a wasteful number, since it uses less digits than its factorization.

47567520257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454062.

The product of its (nonzero) digits is 4116000, while the sum is 50.

The spelling of 47567520257 in words is "forty-seven billion, five hundred sixty-seven million, five hundred twenty thousand, two hundred fifty-seven".