4645874856 has 64 divisors (see below), whose sum is σ = 13279305600. Its totient is φ = 1326855168.

The previous prime is 4645874839. The next prime is 4645874887. The reversal of 4645874856 is 6584785464.

It is a super-2 number, since 2×4645874856² = 43168306355226041472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4645874796 and 4645874805.

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, 613300 + ... + 620828.

It is an arithmetic number, because the mean of its divisors is an integer number (207489150).

Almost surely, 2^4645874856 is an apocalyptic number.

It is an amenable number.

4645874856 is an abundant number, since it is smaller than the sum of its proper divisors (8633430744).

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

4645874856 is a wasteful number, since it uses less digits than its factorization.

4645874856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11218 (or 11214 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 57.

The square root of 4645874856 is about 68160.6547503763. The cubic root of 4645874856 is about 1668.6138181060.

The spelling of 4645874856 in words is "four billion, six hundred forty-five million, eight hundred seventy-four thousand, eight hundred fifty-six".