76984914940 has 24 divisors (see below), whose sum is σ = 162118666080. Its totient is φ = 30708186048.

The previous prime is 76984914887. The next prime is 76984914947. The reversal of 76984914940 is 4941948967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76984914947) 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, 5353887 + ... + 5368246.

It is an arithmetic number, because the mean of its divisors is an integer number (6754944420).

Almost surely, 2^76984914940 is an apocalyptic number.

It is an amenable number.

76984914940 is an abundant number, since it is smaller than the sum of its proper divisors (85133751140).

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

76984914940 is a wasteful number, since it uses less digits than its factorization.

76984914940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10722501 (or 10722499 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 61.

The spelling of 76984914940 in words is "seventy-six billion, nine hundred eighty-four million, nine hundred fourteen thousand, nine hundred forty".