7791812497102 has 48 divisors (see below), whose sum is σ = 12069067796352. Its totient is φ = 3771454564800.

The previous prime is 7791812497069. The next prime is 7791812497103. The reversal of 7791812497102 is 2017942181977.

It is a hoax number, since the sum of its digits (58) 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 (7791812497103) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1290673228 + ... + 1290679264.

It is an arithmetic number, because the mean of its divisors is an integer number (251438912424).

Almost surely, 2^{7791812497102} is an apocalyptic number.

7791812497102 is a deficient number, since it is larger than the sum of its proper divisors (4277255299250).

7791812497102 is a wasteful number, since it uses less digits than its factorization.

7791812497102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8201 (or 8122 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 58.

The spelling of 7791812497102 in words is "seven trillion, seven hundred ninety-one billion, eight hundred twelve million, four hundred ninety-seven thousand, one hundred two".