5645495000 has 80 divisors (see below), whose sum is σ = 13550506200. Its totient is φ = 2203040000.

The previous prime is 5645494999. The next prime is 5645495003. The reversal of 5645495000 is 5945465.

It is a super-2 number, since 2×5645495000² = 63743227590050000000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645495003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 191231 + ... + 218769.

Almost surely, 2^5645495000 is an apocalyptic number.

5645495000 is a gapful number since it is divisible by the number (50) 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 5645495000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6775253100).

5645495000 is an abundant number, since it is smaller than the sum of its proper divisors (7905011200).

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

5645495000 is a wasteful number, since it uses less digits than its factorization.

5645495000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27606 (or 27587 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 5645495000 is about 75136.5091017676. The cubic root of 5645495000 is about 1780.6039906286.

The spelling of 5645495000 in words is "five billion, six hundred forty-five million, four hundred ninety-five thousand".