9912662954390 has 64 divisors (see below), whose sum is σ = 20483658898560. Its totient is φ = 3383317693440.

The previous prime is 9912662954353. The next prime is 9912662954407. The reversal of 9912662954390 is 934592662199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79220396 + ... + 79345424.

It is an arithmetic number, because the mean of its divisors is an integer number (320057170290).

Almost surely, 2^{9912662954390} is an apocalyptic number.

9912662954390 is an abundant number, since it is smaller than the sum of its proper divisors (10570995944170).

9912662954390 is a wasteful number, since it uses less digits than its factorization.

9912662954390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130137.

The product of its (nonzero) digits is 56687040, while the sum is 65.

The spelling of 9912662954390 in words is "nine trillion, nine hundred twelve billion, six hundred sixty-two million, nine hundred fifty-four thousand, three hundred ninety".