5645978022 has 16 divisors (see below), whose sum is σ = 11886269760. Its totient is φ = 1782940392.

The previous prime is 5645977993. The next prime is 5645978053. The reversal of 5645978022 is 2208795465.

It is a congruent number.

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, 24762948 + ... + 24763175.

It is an arithmetic number, because the mean of its divisors is an integer number (742891860).

Almost surely, 2^5645978022 is an apocalyptic number.

5645978022 is an abundant number, since it is smaller than the sum of its proper divisors (6240291738).

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

5645978022 is a wasteful number, since it uses less digits than its factorization.

5645978022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49526147.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 5645978022 is about 75139.7233292750. The cubic root of 5645978022 is about 1780.6547713173.

The spelling of 5645978022 in words is "five billion, six hundred forty-five million, nine hundred seventy-eight thousand, twenty-two".