7944196704 has 48 divisors (see below), whose sum is σ = 21951074880. Its totient is φ = 2508693120.

The previous prime is 7944196699. The next prime is 7944196739. The reversal of 7944196704 is 4076914497.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×7944196704² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2175862 + ... + 2179509.

It is an arithmetic number, because the mean of its divisors is an integer number (457314060).

Almost surely, 2^7944196704 is an apocalyptic number.

It is an amenable number.

7944196704 is an abundant number, since it is smaller than the sum of its proper divisors (14006878176).

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

7944196704 is a wasteful number, since it uses less digits than its factorization.

7944196704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355403 (or 4355395 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The square root of 7944196704 is about 89130.2232915412. The cubic root of 7944196704 is about 1995.3388707092.

The spelling of 7944196704 in words is "seven billion, nine hundred forty-four million, one hundred ninety-six thousand, seven hundred four".