9951493265364 has 48 divisors (see below), whose sum is σ = 26635967164800. Its totient is φ = 2832713955456.

The previous prime is 9951493265353. The next prime is 9951493265383. The reversal of 9951493265364 is 4635623941599.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 9951493265295 and 9951493265304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220182159 + ... + 220227350.

It is an arithmetic number, because the mean of its divisors is an integer number (554915982600).

Almost surely, 2^{9951493265364} is an apocalyptic number.

It is an amenable number.

9951493265364 is an abundant number, since it is smaller than the sum of its proper divisors (16684473899436).

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

9951493265364 is a wasteful number, since it uses less digits than its factorization.

9951493265364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440409792 (or 440409790 counting only the distinct ones).

The product of its digits is 188956800, while the sum is 66.

The spelling of 9951493265364 in words is "nine trillion, nine hundred fifty-one billion, four hundred ninety-three million, two hundred sixty-five thousand, three hundred sixty-four".