2149726485 has 8 divisors (see below), whose sum is σ = 3439562400. Its totient is φ = 1146520784.

The previous prime is 2149726459. The next prime is 2149726489. The reversal of 2149726485 is 5846279412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2149726485 - 2⁷ = 2149726357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2149726489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71657535 + ... + 71657564.

It is an arithmetic number, because the mean of its divisors is an integer number (429945300).

Almost surely, 2^2149726485 is an apocalyptic number.

It is an amenable number.

2149726485 is a deficient number, since it is larger than the sum of its proper divisors (1289835915).

2149726485 is a wasteful number, since it uses less digits than its factorization.

2149726485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143315107.

The product of its digits is 967680, while the sum is 48.

The square root of 2149726485 is about 46365.1429955737. The cubic root of 2149726485 is about 1290.6081472432.

The spelling of 2149726485 in words is "two billion, one hundred forty-nine million, seven hundred twenty-six thousand, four hundred eighty-five".