46847857205557 has 2 divisors, whose sum is σ = 46847857205558. Its totient is φ = 46847857205556.

The previous prime is 46847857205543. The next prime is 46847857205629. The reversal of 46847857205557 is 75550275874864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34506589841361 + 12341267364196 = 5874231^2 + 3513014^2 .

It is a cyclic number.

It is not a de Polignac number, because 46847857205557 - 2¹¹ = 46847857203509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46847857205557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46847857205507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23423928602778 + 23423928602779.

It is an arithmetic number, because the mean of its divisors is an integer number (23423928602779).

Almost surely, 2^{46847857205557} is an apocalyptic number.

It is an amenable number.

46847857205557 is a deficient number, since it is larger than the sum of its proper divisors (1).

46847857205557 is an equidigital number, since it uses as much as digits as its factorization.

46847857205557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2634240000, while the sum is 73.

The spelling of 46847857205557 in words is "forty-six trillion, eight hundred forty-seven billion, eight hundred fifty-seven million, two hundred five thousand, five hundred fifty-seven".