77153155057 has 8 divisors (see below), whose sum is σ = 84594324672. Its totient is φ = 69783193200.

The previous prime is 77153155033. The next prime is 77153155063. The reversal of 77153155057 is 75055135177.

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 77153155057 - 2²⁷ = 77018937329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77153154998 and 77153155016.

It is not an unprimeable number, because it can be changed into a prime (77153155007) 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, 17799669 + ... + 17804002.

It is an arithmetic number, because the mean of its divisors is an integer number (10574290584).

Almost surely, 2^77153155057 is an apocalyptic number.

It is an amenable number.

77153155057 is a deficient number, since it is larger than the sum of its proper divisors (7441169615).

77153155057 is a wasteful number, since it uses less digits than its factorization.

77153155057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35603879.

The product of its (nonzero) digits is 643125, while the sum is 46.

The spelling of 77153155057 in words is "seventy-seven billion, one hundred fifty-three million, one hundred fifty-five thousand, fifty-seven".