6412990826 has 16 divisors (see below), whose sum is σ = 10558371168. Its totient is φ = 2897110800.

The previous prime is 6412990807. The next prime is 6412990867. The reversal of 6412990826 is 6280992146.

It is a super-2 number, since 2×6412990826² = 82252902668720324552, 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, 890585 + ... + 897756.

It is an arithmetic number, because the mean of its divisors is an integer number (659898198).

Almost surely, 2^6412990826 is an apocalyptic number.

6412990826 is a deficient number, since it is larger than the sum of its proper divisors (4145380342).

6412990826 is a wasteful number, since it uses less digits than its factorization.

6412990826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788517.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 6412990826 is about 80081.1515027100. The cubic root of 6412990826 is about 1857.8908942959.

The spelling of 6412990826 in words is "six billion, four hundred twelve million, nine hundred ninety thousand, eight hundred twenty-six".