38269462396261 has 2 divisors, whose sum is σ = 38269462396262. Its totient is φ = 38269462396260.

The previous prime is 38269462396247. The next prime is 38269462396273. The reversal of 38269462396261 is 16269326496283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37569470807236 + 699991589025 = 6129394^2 + 836655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38269462396261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38269462399261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19134731198130 + 19134731198131.

It is an arithmetic number, because the mean of its divisors is an integer number (19134731198131).

Almost surely, 2^{38269462396261} is an apocalyptic number.

It is an amenable number.

38269462396261 is a deficient number, since it is larger than the sum of its proper divisors (1).

38269462396261 is an equidigital number, since it uses as much as digits as its factorization.

38269462396261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241864704, while the sum is 67.

The spelling of 38269462396261 in words is "thirty-eight trillion, two hundred sixty-nine billion, four hundred sixty-two million, three hundred ninety-six thousand, two hundred sixty-one".