1649373627 has 12 divisors (see below), whose sum is σ = 2417264360. Its totient is φ = 999620160.

The previous prime is 1649373623. The next prime is 1649373629. The reversal of 1649373627 is 7263739461.

It is not a de Polignac number, because 1649373627 - 2² = 1649373623 is a prime.

It is a super-2 number, since 2×1649373627² = 5440866722886270258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1649373623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2271502 + ... + 2272227.

Almost surely, 2^1649373627 is an apocalyptic number.

1649373627 is a deficient number, since it is larger than the sum of its proper divisors (767890733).

1649373627 is a wasteful number, since it uses less digits than its factorization.

1649373627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4543754 (or 4543743 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 48.

The square root of 1649373627 is about 40612.4811726641. The cubic root of 1649373627 is about 1181.5162035582.

The spelling of 1649373627 in words is "one billion, six hundred forty-nine million, three hundred seventy-three thousand, six hundred twenty-seven".