77158270873139 has 8 divisors (see below), whose sum is σ = 83905019519328. Its totient is φ = 70656858541440.

The previous prime is 77158270873133. The next prime is 77158270873153. The reversal of 77158270873139 is 93137807285177.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77158270873139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77158270873133) 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, 61334077967 + ... + 61334079224.

It is an arithmetic number, because the mean of its divisors is an integer number (10488127439916).

Almost surely, 2^{77158270873139} is an apocalyptic number.

77158270873139 is a deficient number, since it is larger than the sum of its proper divisors (6746748646189).

77158270873139 is a wasteful number, since it uses less digits than its factorization.

77158270873139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122668157245.

The product of its (nonzero) digits is 124467840, while the sum is 68.

The spelling of 77158270873139 in words is "seventy-seven trillion, one hundred fifty-eight billion, two hundred seventy million, eight hundred seventy-three thousand, one hundred thirty-nine".