47238476754757 has 2 divisors, whose sum is σ = 47238476754758. Its totient is φ = 47238476754756.

The previous prime is 47238476754731. The next prime is 47238476754797. The reversal of 47238476754757 is 75745767483274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33206567600196 + 14031909154561 = 5762514^2 + 3745919^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47238476754757 is a prime.

It is a super-2 number, since 2×47238476754757² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47238476754797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23619238377378 + 23619238377379.

It is an arithmetic number, because the mean of its divisors is an integer number (23619238377379).

Almost surely, 2^{47238476754757} is an apocalyptic number.

It is an amenable number.

47238476754757 is a deficient number, since it is larger than the sum of its proper divisors (1).

47238476754757 is an equidigital number, since it uses as much as digits as its factorization.

47238476754757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7744665600, while the sum is 76.

The spelling of 47238476754757 in words is "forty-seven trillion, two hundred thirty-eight billion, four hundred seventy-six million, seven hundred fifty-four thousand, seven hundred fifty-seven".