2251364665196 has 48 divisors (see below), whose sum is σ = 4016036064768. Its totient is φ = 1104100761600.

The previous prime is 2251364665181. The next prime is 2251364665229. The reversal of 2251364665196 is 6915664631522.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332007326 + ... + 332014106.

It is an arithmetic number, because the mean of its divisors is an integer number (83667418016).

Almost surely, 2^{2251364665196} is an apocalyptic number.

It is an amenable number.

2251364665196 is a deficient number, since it is larger than the sum of its proper divisors (1764671399572).

2251364665196 is a wasteful number, since it uses less digits than its factorization.

2251364665196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13002 (or 13000 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 56.

The spelling of 2251364665196 in words is "two trillion, two hundred fifty-one billion, three hundred sixty-four million, six hundred sixty-five thousand, one hundred ninety-six".