137761264434427 has 2 divisors, whose sum is σ = 137761264434428. Its totient is φ = 137761264434426.

The previous prime is 137761264434413. The next prime is 137761264434457. The reversal of 137761264434427 is 724434462167731.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137761264434427 is a prime.

It is not a weakly prime, because it can be changed into another prime (137761264434407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68880632217213 + 68880632217214.

It is an arithmetic number, because the mean of its divisors is an integer number (68880632217214).

Almost surely, 2^{137761264434427} is an apocalyptic number.

137761264434427 is a deficient number, since it is larger than the sum of its proper divisors (1).

137761264434427 is an equidigital number, since it uses as much as digits as its factorization.

137761264434427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113799168, while the sum is 61.

The spelling of 137761264434427 in words is "one hundred thirty-seven trillion, seven hundred sixty-one billion, two hundred sixty-four million, four hundred thirty-four thousand, four hundred twenty-seven".