2438767161631 has 2 divisors, whose sum is σ = 2438767161632. Its totient is φ = 2438767161630.

The previous prime is 2438767161577. The next prime is 2438767161661. The reversal of 2438767161631 is 1361617678342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2438767161631 - 2⁷ = 2438767161503 is a prime.

It is a super-2 number, since 2×2438767161631² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2438767161661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219383580815 + 1219383580816.

It is an arithmetic number, because the mean of its divisors is an integer number (1219383580816).

Almost surely, 2^{2438767161631} is an apocalyptic number.

2438767161631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2438767161631 is an equidigital number, since it uses as much as digits as its factorization.

2438767161631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 55.

The spelling of 2438767161631 in words is "two trillion, four hundred thirty-eight billion, seven hundred sixty-seven million, one hundred sixty-one thousand, six hundred thirty-one".