2159253790 has 32 divisors (see below), whose sum is σ = 3975225984. Its totient is φ = 844074240.

The previous prime is 2159253781. The next prime is 2159253821. The reversal of 2159253790 is 973529512.

It is a congruent 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, 354652 + ... + 360688.

It is an arithmetic number, because the mean of its divisors is an integer number (124225812).

Almost surely, 2^2159253790 is an apocalyptic number.

2159253790 is a deficient number, since it is larger than the sum of its proper divisors (1815972194).

2159253790 is a wasteful number, since it uses less digits than its factorization.

2159253790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6852.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 2159253790 is about 46467.7715196242. The cubic root of 2159253790 is about 1292.5119394009.

The spelling of 2159253790 in words is "two billion, one hundred fifty-nine million, two hundred fifty-three thousand, seven hundred ninety".