2156902350 has 24 divisors (see below), whose sum is σ = 5349118200. Its totient is φ = 575173920.

The previous prime is 2156902277. The next prime is 2156902357. The reversal of 2156902350 is 532096512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156902357) by changing a digit.

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, 7189525 + ... + 7189824.

It is an arithmetic number, because the mean of its divisors is an integer number (222879925).

Almost surely, 2^2156902350 is an apocalyptic number.

2156902350 is an abundant number, since it is smaller than the sum of its proper divisors (3192215850).

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

2156902350 is a wasteful number, since it uses less digits than its factorization.

2156902350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14379364 (or 14379359 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 2156902350 is about 46442.4627899942. The cubic root of 2156902350 is about 1292.0425846303.

Adding to 2156902350 its reverse (532096512), we get a palindrome (2688998862).

The spelling of 2156902350 in words is "two billion, one hundred fifty-six million, nine hundred two thousand, three hundred fifty".