77956467036 has 48 divisors (see below), whose sum is σ = 208500854016. Its totient is φ = 22207175424.

The previous prime is 77956467013. The next prime is 77956467049. The reversal of 77956467036 is 63076465977.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1348626 + ... + 1405241.

It is an arithmetic number, because the mean of its divisors is an integer number (4343767792).

Almost surely, 2^77956467036 is an apocalyptic number.

It is an amenable number.

77956467036 is an abundant number, since it is smaller than the sum of its proper divisors (130544386980).

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

77956467036 is a wasteful number, since it uses less digits than its factorization.

77956467036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754218 (or 2754216 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 60.

The spelling of 77956467036 in words is "seventy-seven billion, nine hundred fifty-six million, four hundred sixty-seven thousand, thirty-six".