6461046556 has 12 divisors (see below), whose sum is σ = 11492189800. Its totient is φ = 3177563760.

The previous prime is 6461046547. The next prime is 6461046589. The reversal of 6461046556 is 6556401646.

It is a super-2 number, since 2×6461046556² = 83490245197598922272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13239606 + ... + 13240093.

Almost surely, 2^6461046556 is an apocalyptic number.

It is an amenable number.

6461046556 is a deficient number, since it is larger than the sum of its proper divisors (5031143244).

6461046556 is a wasteful number, since it uses less digits than its factorization.

6461046556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26479764 (or 26479762 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The square root of 6461046556 is about 80380.6354540694. The cubic root of 6461046556 is about 1862.5200508089.

The spelling of 6461046556 in words is "six billion, four hundred sixty-one million, forty-six thousand, five hundred fifty-six".