136261078763 has 2 divisors, whose sum is σ = 136261078764. Its totient is φ = 136261078762.

The previous prime is 136261078757. The next prime is 136261078841. The reversal of 136261078763 is 367870162631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136261078763 - 2⁸ = 136261078507 is a prime.

It is a super-2 number, since 2×136261078763² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136261078703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68130539381 + 68130539382.

It is an arithmetic number, because the mean of its divisors is an integer number (68130539382).

Almost surely, 2^136261078763 is an apocalyptic number.

136261078763 is a deficient number, since it is larger than the sum of its proper divisors (1).

136261078763 is an equidigital number, since it uses as much as digits as its factorization.

136261078763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 136261078763 in words is "one hundred thirty-six billion, two hundred sixty-one million, seventy-eight thousand, seven hundred sixty-three".