7640032903988 has 12 divisors (see below), whose sum is σ = 13373226622560. Its totient is φ = 3819111011832.

The previous prime is 7640032903981. The next prime is 7640032903999. The reversal of 7640032903988 is 8893092300467.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7640032903981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226341056 + ... + 226374807.

It is an arithmetic number, because the mean of its divisors is an integer number (1114435551880).

Almost surely, 2^{7640032903988} is an apocalyptic number.

It is an amenable number.

7640032903988 is a deficient number, since it is larger than the sum of its proper divisors (5733193718572).

7640032903988 is a wasteful number, since it uses less digits than its factorization.

7640032903988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452720086 (or 452720084 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 59.

The spelling of 7640032903988 in words is "seven trillion, six hundred forty billion, thirty-two million, nine hundred three thousand, nine hundred eighty-eight".