2856547718131 has 2 divisors, whose sum is σ = 2856547718132. Its totient is φ = 2856547718130.

The previous prime is 2856547718077. The next prime is 2856547718177. The reversal of 2856547718131 is 1318177456582.

2856547718131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2856547718131 is a prime.

It is a super-2 number, since 2×2856547718131² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2856547712131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428273859065 + 1428273859066.

It is an arithmetic number, because the mean of its divisors is an integer number (1428273859066).

Almost surely, 2^{2856547718131} is an apocalyptic number.

2856547718131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2856547718131 is an equidigital number, since it uses as much as digits as its factorization.

2856547718131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11289600, while the sum is 58.

The spelling of 2856547718131 in words is "two trillion, eight hundred fifty-six billion, five hundred forty-seven million, seven hundred eighteen thousand, one hundred thirty-one".