77232727224025 has 12 divisors (see below), whose sum is σ = 95769034796844. Its totient is φ = 61785889496000.

The previous prime is 77232727224013. The next prime is 77232727224041. The reversal of 77232727224025 is 52042272723277.

It can be written as a sum of positive squares in 6 ways, for example, as 5429254165776 + 71803473058249 = 2330076^2 + 8473693^2 .

It is not a de Polignac number, because 77232727224025 - 2²⁷ = 77232593006297 is a prime.

It is a super-4 number, since 4×77232727224025⁴ (a number of 57 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1836286 + ... + 12563335.

It is an arithmetic number, because the mean of its divisors is an integer number (7980752899737).

Almost surely, 2^{77232727224025} is an apocalyptic number.

It is an amenable number.

77232727224025 is a deficient number, since it is larger than the sum of its proper divisors (18536307572819).

77232727224025 is a wasteful number, since it uses less digits than its factorization.

77232727224025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14614172 (or 14614167 counting only the distinct ones).

The product of its (nonzero) digits is 9219840, while the sum is 52.

The spelling of 77232727224025 in words is "seventy-seven trillion, two hundred thirty-two billion, seven hundred twenty-seven million, two hundred twenty-four thousand, twenty-five".