2149500956 has 18 divisors (see below), whose sum is σ = 3789416568. Its totient is φ = 1066868320.

The previous prime is 2149500937. The next prime is 2149500979. The reversal of 2149500956 is 6590059412.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60761 + ... + 89391.

Almost surely, 2^2149500956 is an apocalyptic number.

It is an amenable number.

2149500956 is a deficient number, since it is larger than the sum of its proper divisors (1639915612).

2149500956 is a wasteful number, since it uses less digits than its factorization.

2149500956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28909 (or 28770 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 2149500956 is about 46362.7108353254. The cubic root of 2149500956 is about 1290.5630128589.

The spelling of 2149500956 in words is "two billion, one hundred forty-nine million, five hundred thousand, nine hundred fifty-six".