568149456 has 80 divisors (see below), whose sum is σ = 1693177344. Its totient is φ = 160801152.

The previous prime is 568149443. The next prime is 568149487. The reversal of 568149456 is 654941865.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 28051 + ... + 43853.

Almost surely, 2^568149456 is an apocalyptic number.

568149456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 568149456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (846588672).

568149456 is an abundant number, since it is smaller than the sum of its proper divisors (1125027888).

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

568149456 is a wasteful number, since it uses less digits than its factorization.

568149456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15928 (or 15922 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The square root of 568149456 is about 23835.8858866206. The cubic root of 568149456 is about 828.2361808453.

The spelling of 568149456 in words is "five hundred sixty-eight million, one hundred forty-nine thousand, four hundred fifty-six".