5651979552 has 192 divisors, whose sum is σ = 17495654400. Its totient is φ = 1770128640.

The previous prime is 5651979527. The next prime is 5651979587. The reversal of 5651979552 is 2559791565.

5651979552 is a `hidden beast` number, since 5 + 6 + 5 + 19 + 79 + 552 = 666.

It is a super-2 number, since 2×5651979552² = 63889745712452241408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2083477 + ... + 2086187.

It is an arithmetic number, because the mean of its divisors is an integer number (91123200).

Almost surely, 2^5651979552 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 5651979552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8747827200).

5651979552 is an abundant number, since it is smaller than the sum of its proper divisors (11843674848).

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

5651979552 is a wasteful number, since it uses less digits than its factorization.

5651979552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876 (or 2862 counting only the distinct ones).

The product of its digits is 4252500, while the sum is 54.

The square root of 5651979552 is about 75179.6485227219. The cubic root of 5651979552 is about 1781.2854780302.

The spelling of 5651979552 in words is "five billion, six hundred fifty-one million, nine hundred seventy-nine thousand, five hundred fifty-two".