77113696 has 48 divisors (see below), whose sum is σ = 167943888. Its totient is φ = 34560000.

The previous prime is 77113693. The next prime is 77113703. The reversal of 77113696 is 69631177.

It is a happy number.

It is a super-2 number, since 2×77113696² = 11893044221560832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77113691) 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, 24196 + ... + 27196.

It is an arithmetic number, because the mean of its divisors is an integer number (3498831).

Almost surely, 2^77113696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77113696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83971944).

77113696 is an abundant number, since it is smaller than the sum of its proper divisors (90830192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77113696 is a wasteful number, since it uses less digits than its factorization.

77113696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095 (or 3087 counting only the distinct ones).

The product of its digits is 47628, while the sum is 40.

The square root of 77113696 is about 8781.4404285402. The cubic root of 77113696 is about 425.6413771557.

The spelling of 77113696 in words is "seventy-seven million, one hundred thirteen thousand, six hundred ninety-six".