2149305466 has 32 divisors (see below), whose sum is σ = 4021747200. Its totient is φ = 836919600.

The previous prime is 2149305413. The next prime is 2149305467. The reversal of 2149305466 is 6645039412.

It is not an unprimeable number, because it can be changed into a prime (2149305467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413061 + ... + 418231.

It is an arithmetic number, because the mean of its divisors is an integer number (125679600).

Almost surely, 2^2149305466 is an apocalyptic number.

2149305466 is a deficient number, since it is larger than the sum of its proper divisors (1872441734).

2149305466 is a wasteful number, since it uses less digits than its factorization.

2149305466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7890.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 2149305466 is about 46360.6025198120. The cubic root of 2149305466 is about 1290.5238875274.

The spelling of 2149305466 in words is "two billion, one hundred forty-nine million, three hundred five thousand, four hundred sixty-six".