2549541379 has 16 divisors (see below), whose sum is σ = 3183436800. Its totient is φ = 1983663360.

The previous prime is 2549541373. The next prime is 2549541389. The reversal of 2549541379 is 9731459452.

It is not a de Polignac number, because 2549541379 - 2⁹ = 2549540867 is a prime.

It is a super-2 number, since 2×2549541379² = 13000322486466443282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2549541373) 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, 27222 + ... + 76420.

It is an arithmetic number, because the mean of its divisors is an integer number (198964800).

Almost surely, 2^2549541379 is an apocalyptic number.

2549541379 is a deficient number, since it is larger than the sum of its proper divisors (633895421).

2549541379 is a wasteful number, since it uses less digits than its factorization.

2549541379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49890.

The product of its digits is 1360800, while the sum is 49.

The square root of 2549541379 is about 50492.9834630516. The cubic root of 2549541379 is about 1366.1152989889.

The spelling of 2549541379 in words is "two billion, five hundred forty-nine million, five hundred forty-one thousand, three hundred seventy-nine".