2126495904 has 72 divisors (see below), whose sum is σ = 6044516352. Its totient is φ = 654301440.

The previous prime is 2126495869. The next prime is 2126495911. The reversal of 2126495904 is 4095946212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49312 + ... + 81759.

It is an arithmetic number, because the mean of its divisors is an integer number (83951616).

Almost surely, 2^2126495904 is an apocalyptic number.

2126495904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2126495904 is an abundant number, since it is smaller than the sum of its proper divisors (3918020448).

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

2126495904 is a wasteful number, since it uses less digits than its factorization.

2126495904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131110 (or 131089 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 2126495904 is about 46113.9447889681. The cubic root of 2126495904 is about 1285.9424022474.

The spelling of 2126495904 in words is "two billion, one hundred twenty-six million, four hundred ninety-five thousand, nine hundred four".