2726618949 has 32 divisors (see below), whose sum is σ = 4145708160. Its totient is φ = 1770177024.

The previous prime is 2726618821. The next prime is 2726618963. The reversal of 2726618949 is 9498166272.

It is not a de Polignac number, because 2726618949 - 2⁷ = 2726618821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2726618895 and 2726618904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2726618989) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 406507 + ... + 413159.

It is an arithmetic number, because the mean of its divisors is an integer number (129553380).

Almost surely, 2^2726618949 is an apocalyptic number.

It is an amenable number.

2726618949 is a deficient number, since it is larger than the sum of its proper divisors (1419089211).

2726618949 is a wasteful number, since it uses less digits than its factorization.

2726618949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7058 (or 7052 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 2726618949 is about 52217.0369611298. The cubic root of 2726618949 is about 1397.0377756711.

The spelling of 2726618949 in words is "two billion, seven hundred twenty-six million, six hundred eighteen thousand, nine hundred forty-nine".