77025443750231 has 2 divisors, whose sum is σ = 77025443750232. Its totient is φ = 77025443750230.

The previous prime is 77025443750089. The next prime is 77025443750323. The reversal of 77025443750231 is 13205734452077.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77025443750231 - 2³⁰ = 77024370008407 is a prime.

It is a super-2 number, since 2×77025443750231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77025443750231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77025443750831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38512721875115 + 38512721875116.

It is an arithmetic number, because the mean of its divisors is an integer number (38512721875116).

Almost surely, 2^{77025443750231} is an apocalyptic number.

77025443750231 is a deficient number, since it is larger than the sum of its proper divisors (1).

77025443750231 is an equidigital number, since it uses as much as digits as its factorization.

77025443750231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4939200, while the sum is 50.

The spelling of 77025443750231 in words is "seventy-seven trillion, twenty-five billion, four hundred forty-three million, seven hundred fifty thousand, two hundred thirty-one".