2626981426 has 16 divisors (see below), whose sum is σ = 4107381696. Its totient is φ = 1258914096.

The previous prime is 2626981421. The next prime is 2626981429. The reversal of 2626981426 is 6241896262.

It is not an unprimeable number, because it can be changed into a prime (2626981421) 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, 259966 + ... + 269881.

It is an arithmetic number, because the mean of its divisors is an integer number (256711356).

Almost surely, 2^2626981426 is an apocalyptic number.

2626981426 is a deficient number, since it is larger than the sum of its proper divisors (1480400270).

2626981426 is a wasteful number, since it uses less digits than its factorization.

2626981426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529953.

The product of its digits is 497664, while the sum is 46.

The square root of 2626981426 is about 51254.0869199716. The cubic root of 2626981426 is about 1379.8090868713.

The spelling of 2626981426 in words is "two billion, six hundred twenty-six million, nine hundred eighty-one thousand, four hundred twenty-six".