2149973315392 has 56 divisors (see below), whose sum is σ = 4876106250816. Its totient is φ = 921365372928.

The previous prime is 2149973315383. The next prime is 2149973315429. The reversal of 2149973315392 is 2935133799412.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×2149973315392² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 8459808 + ... + 8710240.

Almost surely, 2^{2149973315392} is an apocalyptic number.

It is an amenable number.

2149973315392 is an abundant number, since it is smaller than the sum of its proper divisors (2726132935424).

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

2149973315392 is a wasteful number, since it uses less digits than its factorization.

2149973315392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269615 (or 269605 counting only the distinct ones).

The product of its digits is 11022480, while the sum is 58.

The spelling of 2149973315392 in words is "two trillion, one hundred forty-nine billion, nine hundred seventy-three million, three hundred fifteen thousand, three hundred ninety-two".