47557366076377 has 2 divisors, whose sum is σ = 47557366076378. Its totient is φ = 47557366076376.

The previous prime is 47557366076291. The next prime is 47557366076447. The reversal of 47557366076377 is 77367066375574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36231960451401 + 11325405624976 = 6019299^2 + 3365324^2 .

It is a cyclic number.

It is not a de Polignac number, because 47557366076377 - 2²⁷ = 47557231858649 is a prime.

It is a super-2 number, since 2×47557366076377² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47557366076177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23778683038188 + 23778683038189.

It is an arithmetic number, because the mean of its divisors is an integer number (23778683038189).

Almost surely, 2^{47557366076377} is an apocalyptic number.

It is an amenable number.

47557366076377 is a deficient number, since it is larger than the sum of its proper divisors (1).

47557366076377 is an equidigital number, since it uses as much as digits as its factorization.

47557366076377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3267280800, while the sum is 73.

The spelling of 47557366076377 in words is "forty-seven trillion, five hundred fifty-seven billion, three hundred sixty-six million, seventy-six thousand, three hundred seventy-seven".