2643466254 has 32 divisors (see below), whose sum is σ = 6211223424. Its totient is φ = 739430880.

The previous prime is 2643466247. The next prime is 2643466297. The reversal of 2643466254 is 4526643462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1539624 + ... + 1541339.

It is an arithmetic number, because the mean of its divisors is an integer number (194100732).

Almost surely, 2^2643466254 is an apocalyptic number.

2643466254 is an abundant number, since it is smaller than the sum of its proper divisors (3567757170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2643466254 is a wasteful number, since it uses less digits than its factorization.

2643466254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080992.

The product of its digits is 829440, while the sum is 42.

The square root of 2643466254 is about 51414.6501884434. The cubic root of 2643466254 is about 1382.6892623267.

The spelling of 2643466254 in words is "two billion, six hundred forty-three million, four hundred sixty-six thousand, two hundred fifty-four".