2651948626 has 16 divisors (see below), whose sum is σ = 4225478400. Its totient is φ = 1243958080.

The previous prime is 2651948591. The next prime is 2651948657. The reversal of 2651948626 is 6268491562.

It is a self number, because there is not a number n which added to its sum of digits gives 2651948626.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114826 + ... + 135973.

It is an arithmetic number, because the mean of its divisors is an integer number (264092400).

Almost surely, 2^2651948626 is an apocalyptic number.

2651948626 is a deficient number, since it is larger than the sum of its proper divisors (1573529774).

2651948626 is a wasteful number, since it uses less digits than its factorization.

2651948626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251129.

The product of its digits is 1244160, while the sum is 49.

The square root of 2651948626 is about 51497.0739557113. The cubic root of 2651948626 is about 1384.1666107599.

The spelling of 2651948626 in words is "two billion, six hundred fifty-one million, nine hundred forty-eight thousand, six hundred twenty-six".