77133063265725 has 12 divisors (see below), whose sum is σ = 127526664599456. Its totient is φ = 41137633741680.

The previous prime is 77133063265723. The next prime is 77133063265733. The reversal of 77133063265725 is 52756236033177.

It is not a de Polignac number, because 77133063265725 - 2¹ = 77133063265723 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77133063265721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 514220421697 + ... + 514220421846.

Almost surely, 2^{77133063265725} is an apocalyptic number.

77133063265725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

77133063265725 is a deficient number, since it is larger than the sum of its proper divisors (50393601333731).

77133063265725 is a wasteful number, since it uses less digits than its factorization.

77133063265725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028440843556 (or 1028440843551 counting only the distinct ones).

The product of its (nonzero) digits is 33339600, while the sum is 57.

The spelling of 77133063265725 in words is "seventy-seven trillion, one hundred thirty-three billion, sixty-three million, two hundred sixty-five thousand, seven hundred twenty-five".