5649402924 has 288 divisors, whose sum is σ = 17284700160. Its totient is φ = 1536537600.

The previous prime is 5649402917. The next prime is 5649402929. The reversal of 5649402924 is 4292049465.

5649402924 is a `hidden beast` number, since 564 + 9 + 40 + 29 + 24 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5649402924.

It is not an unprimeable number, because it can be changed into a prime (5649402929) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12361704 + ... + 12362160.

It is an arithmetic number, because the mean of its divisors is an integer number (60016320).

Almost surely, 2^5649402924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5649402924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8642350080).

5649402924 is an abundant number, since it is smaller than the sum of its proper divisors (11635297236).

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

5649402924 is a wasteful number, since it uses less digits than its factorization.

5649402924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 5649402924 is about 75162.5100964570. The cubic root of 5649402924 is about 1781.0147523711.

The spelling of 5649402924 in words is "five billion, six hundred forty-nine million, four hundred two thousand, nine hundred twenty-four".