5643022464 has 80 divisors (see below), whose sum is σ = 16793574270. Its totient is φ = 1881004032.

The previous prime is 5643022457. The next prime is 5643022481. The reversal of 5643022464 is 4642203465.

5643022464 is a `hidden beast` number, since 5 + 643 + 0 + 2 + 2 + 4 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5596236864 + 46785600 = 74808^2 + 6840^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 261769 + ... + 282504.

Almost surely, 2^5643022464 is an apocalyptic number.

5643022464 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5643022464 is an abundant number, since it is smaller than the sum of its proper divisors (11150551806).

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

5643022464 is an equidigital number, since it uses as much as digits as its factorization.

5643022464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544299 (or 544278 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 5643022464 is about 75120.0536741022. The cubic root of 5643022464 is about 1780.3440045479.

The spelling of 5643022464 in words is "five billion, six hundred forty-three million, twenty-two thousand, four hundred sixty-four".