7121183751996 has 12 divisors (see below), whose sum is σ = 16616095421352. Its totient is φ = 2373727917328.

The previous prime is 7121183751989. The next prime is 7121183752031. The reversal of 7121183751996 is 6991573811217.

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

It is a super-2 number, since 2×7121183751996² (a number of 27 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296715989655 + ... + 296715989678.

It is an arithmetic number, because the mean of its divisors is an integer number (1384674618446).

Almost surely, 2^{7121183751996} is an apocalyptic number.

It is an amenable number.

7121183751996 is an abundant number, since it is smaller than the sum of its proper divisors (9494911669356).

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

7121183751996 is a wasteful number, since it uses less digits than its factorization.

7121183751996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593431979340 (or 593431979338 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 60.

The spelling of 7121183751996 in words is "seven trillion, one hundred twenty-one billion, one hundred eighty-three million, seven hundred fifty-one thousand, nine hundred ninety-six".