77115631373 has 8 divisors (see below), whose sum is σ = 84993424320. Its totient is φ = 69382385280.

The previous prime is 77115631367. The next prime is 77115631381. The reversal of 77115631373 is 37313651177.

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 77115631373 - 2⁶ = 77115631309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77115631343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36135593 + ... + 36137726.

It is an arithmetic number, because the mean of its divisors is an integer number (10624178040).

Almost surely, 2^77115631373 is an apocalyptic number.

It is an amenable number.

77115631373 is a deficient number, since it is larger than the sum of its proper divisors (7877792947).

77115631373 is a wasteful number, since it uses less digits than its factorization.

77115631373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72273427.

The product of its digits is 277830, while the sum is 44.

The spelling of 77115631373 in words is "seventy-seven billion, one hundred fifteen million, six hundred thirty-one thousand, three hundred seventy-three".