5651055661064 has 16 divisors (see below), whose sum is σ = 11558977488720. Its totient is φ = 2568661664080.

The previous prime is 5651055660967. The next prime is 5651055661081. The reversal of 5651055661064 is 4601665501565.

It is a happy number.

It is a super-2 number, since 2×5651055661064² (a number of 26 digits) contains 22 as substring.

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, 32108270714 + ... + 32108270889.

It is an arithmetic number, because the mean of its divisors is an integer number (722436093045).

Almost surely, 2^{5651055661064} is an apocalyptic number.

It is an amenable number.

5651055661064 is an abundant number, since it is smaller than the sum of its proper divisors (5907921827656).

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

5651055661064 is a wasteful number, since it uses less digits than its factorization.

5651055661064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64216541620 (or 64216541616 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 50.

The spelling of 5651055661064 in words is "five trillion, six hundred fifty-one billion, fifty-five million, six hundred sixty-one thousand, sixty-four".