2646556462 has 16 divisors (see below), whose sum is σ = 4348857600. Its totient is φ = 1197944440.

The previous prime is 2646556457. The next prime is 2646556477.

2646556462 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2646556462² = 14008522213107914888, which contains 22 as substring.

It is a congruent number.

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, 246412 + ... + 256927.

It is an arithmetic number, because the mean of its divisors is an integer number (271803600).

Almost surely, 2^2646556462 is an apocalyptic number.

2646556462 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2646556462 is a deficient number, since it is larger than the sum of its proper divisors (1702301138).

2646556462 is a wasteful number, since it uses less digits than its factorization.

2646556462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503591.

The product of its digits is 2073600, while the sum is 46.

The square root of 2646556462 is about 51444.6932345796. The cubic root of 2646556462 is about 1383.2278397254.

The spelling of 2646556462 in words is "two billion, six hundred forty-six million, five hundred fifty-six thousand, four hundred sixty-two".