13766672455157 has 2 divisors, whose sum is σ = 13766672455158. Its totient is φ = 13766672455156.

The previous prime is 13766672455147. The next prime is 13766672455177. The reversal of 13766672455157 is 75155427666731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12981616206001 + 785056249156 = 3603001^2 + 886034^2 .

It is a cyclic number.

It is not a de Polignac number, because 13766672455157 - 2⁶ = 13766672455093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13766672455093 and 13766672455102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13766672455127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6883336227578 + 6883336227579.

It is an arithmetic number, because the mean of its divisors is an integer number (6883336227579).

Almost surely, 2^{13766672455157} is an apocalyptic number.

It is an amenable number.

13766672455157 is a deficient number, since it is larger than the sum of its proper divisors (1).

13766672455157 is an equidigital number, since it uses as much as digits as its factorization.

13766672455157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 222264000, while the sum is 65.

The spelling of 13766672455157 in words is "thirteen trillion, seven hundred sixty-six billion, six hundred seventy-two million, four hundred fifty-five thousand, one hundred fifty-seven".