7661078107102 has 48 divisors (see below), whose sum is σ = 13807912793472. Its totient is φ = 3175357731840.

The previous prime is 7661078107099. The next prime is 7661078107139. The reversal of 7661078107102 is 2017018701667.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3906118 + ... + 5529910.

It is an arithmetic number, because the mean of its divisors is an integer number (287664849864).

Almost surely, 2^{7661078107102} is an apocalyptic number.

7661078107102 is a deficient number, since it is larger than the sum of its proper divisors (6146834686370).

7661078107102 is a wasteful number, since it uses less digits than its factorization.

7661078107102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625393 (or 1625386 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 46.

The spelling of 7661078107102 in words is "seven trillion, six hundred sixty-one billion, seventy-eight million, one hundred seven thousand, one hundred two".