8400712669396 has 12 divisors (see below), whose sum is σ = 15566026416948. Its totient is φ = 3953276550272.

The previous prime is 8400712669381. The next prime is 8400712669471. The reversal of 8400712669396 is 6939662170048.

It can be written as a sum of positive squares in 2 ways, for example, as 5870589784900 + 2530122884496 = 2422930^2 + 1590636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61769946031 + ... + 61769946166.

It is an arithmetic number, because the mean of its divisors is an integer number (1297168868079).

Almost surely, 2^{8400712669396} is an apocalyptic number.

It is an amenable number.

8400712669396 is a deficient number, since it is larger than the sum of its proper divisors (7165313747552).

8400712669396 is a wasteful number, since it uses less digits than its factorization.

8400712669396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123539892218 (or 123539892216 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 61.

The spelling of 8400712669396 in words is "eight trillion, four hundred billion, seven hundred twelve million, six hundred sixty-nine thousand, three hundred ninety-six".