47525928031577 has 4 divisors (see below), whose sum is σ = 47526342535860. Its totient is φ = 47525513527296.

The previous prime is 47525928031513. The next prime is 47525928031591. The reversal of 47525928031577 is 77513082952574.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15009200937241 + 32516727094336 = 3874171^2 + 5702344^2 .

It is a cyclic number.

It is not a de Polignac number, because 47525928031577 - 2⁶ = 47525928031513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47525928031597) 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, 207080108 + ... + 207309485.

It is an arithmetic number, because the mean of its divisors is an integer number (11881585633965).

Almost surely, 2^{47525928031577} is an apocalyptic number.

It is an amenable number.

47525928031577 is a deficient number, since it is larger than the sum of its proper divisors (414504283).

47525928031577 is a wasteful number, since it uses less digits than its factorization.

47525928031577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414504282.

The product of its (nonzero) digits is 148176000, while the sum is 65.

The spelling of 47525928031577 in words is "forty-seven trillion, five hundred twenty-five billion, nine hundred twenty-eight million, thirty-one thousand, five hundred seventy-seven".