7172635996 has 6 divisors (see below), whose sum is σ = 12552113000. Its totient is φ = 3586317996.

The previous prime is 7172635979. The next prime is 7172636011. The reversal of 7172635996 is 6995362717.

It is a super-2 number, since 2×7172635996² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 896579496 + ... + 896579503.

Almost surely, 2^7172635996 is an apocalyptic number.

It is an amenable number.

7172635996 is a deficient number, since it is larger than the sum of its proper divisors (5379477004).

7172635996 is a wasteful number, since it uses less digits than its factorization.

7172635996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793159003 (or 1793159001 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 55.

The square root of 7172635996 is about 84691.4163064947. The cubic root of 7172635996 is about 1928.5293992090.

The spelling of 7172635996 in words is "seven billion, one hundred seventy-two million, six hundred thirty-five thousand, nine hundred ninety-six".