2608426664 has 32 divisors (see below), whose sum is σ = 4934779200. Its totient is φ = 1292536320.

The previous prime is 2608426651. The next prime is 2608426697. The reversal of 2608426664 is 4666248062.

It is a super-2 number, since 2×2608426664² = 13607779322932337792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442424 + ... + 448280.

It is an arithmetic number, because the mean of its divisors is an integer number (154211850).

Almost surely, 2^2608426664 is an apocalyptic number.

It is an amenable number.

2608426664 is a deficient number, since it is larger than the sum of its proper divisors (2326352536).

2608426664 is a wasteful number, since it uses less digits than its factorization.

2608426664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6353 (or 6349 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 44.

The square root of 2608426664 is about 51072.7585313345. The cubic root of 2608426664 is about 1376.5528090781.

The spelling of 2608426664 in words is "two billion, six hundred eight million, four hundred twenty-six thousand, six hundred sixty-four".