77231313590 has 8 divisors (see below), whose sum is σ = 139016364480. Its totient is φ = 30892525432.

The previous prime is 77231313589. The next prime is 77231313619. The reversal of 77231313590 is 9531313277.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3861565670 + ... + 3861565689.

It is an arithmetic number, because the mean of its divisors is an integer number (17377045560).

Almost surely, 2^77231313590 is an apocalyptic number.

77231313590 is a deficient number, since it is larger than the sum of its proper divisors (61785050890).

77231313590 is a wasteful number, since it uses less digits than its factorization.

77231313590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7723131366.

The product of its (nonzero) digits is 119070, while the sum is 41.

The spelling of 77231313590 in words is "seventy-seven billion, two hundred thirty-one million, three hundred thirteen thousand, five hundred ninety".