7940499976 has 48 divisors (see below), whose sum is σ = 15748237440. Its totient is φ = 3751634880.

The previous prime is 7940499953. The next prime is 7940499977. The reversal of 7940499976 is 6799940497.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7940499977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303661 + ... + 328771.

It is an arithmetic number, because the mean of its divisors is an integer number (328088280).

Almost surely, 2^7940499976 is an apocalyptic number.

It is an amenable number.

7940499976 is a deficient number, since it is larger than the sum of its proper divisors (7807737464).

7940499976 is a wasteful number, since it uses less digits than its factorization.

7940499976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25222 (or 25189 counting only the distinct ones).

The product of its (nonzero) digits is 30862944, while the sum is 64.

The square root of 7940499976 is about 89109.4830868185. The cubic root of 7940499976 is about 1995.0293210767.

The spelling of 7940499976 in words is "seven billion, nine hundred forty million, four hundred ninety-nine thousand, nine hundred seventy-six".