77295317057 has 8 divisors (see below), whose sum is σ = 92178266496. Its totient is φ = 63372557952.

The previous prime is 77295317017. The next prime is 77295317063. The reversal of 77295317057 is 75071359277.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77295317057 - 2¹⁴ = 77295300673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77295317017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240047408 + ... + 240047729.

It is an arithmetic number, because the mean of its divisors is an integer number (11522283312).

Almost surely, 2^77295317057 is an apocalyptic number.

It is an amenable number.

77295317057 is a deficient number, since it is larger than the sum of its proper divisors (14882949439).

77295317057 is a wasteful number, since it uses less digits than its factorization.

77295317057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480095167.

The product of its (nonzero) digits is 3241350, while the sum is 53.

The spelling of 77295317057 in words is "seventy-seven billion, two hundred ninety-five million, three hundred seventeen thousand, fifty-seven".