7949797692 has 12 divisors (see below), whose sum is σ = 18549527976. Its totient is φ = 2649932560.

The previous prime is 7949797643. The next prime is 7949797727. The reversal of 7949797692 is 2967979497.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331241559 + ... + 331241582.

It is an arithmetic number, because the mean of its divisors is an integer number (1545793998).

Almost surely, 2^7949797692 is an apocalyptic number.

It is an amenable number.

7949797692 is an abundant number, since it is smaller than the sum of its proper divisors (10599730284).

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

7949797692 is a wasteful number, since it uses less digits than its factorization.

7949797692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662483148 (or 662483146 counting only the distinct ones).

The product of its digits is 108020304, while the sum is 69.

The square root of 7949797692 is about 89161.6380064880. The cubic root of 7949797692 is about 1995.8076927534.

The spelling of 7949797692 in words is "seven billion, nine hundred forty-nine million, seven hundred ninety-seven thousand, six hundred ninety-two".