5661470976 has 432 divisors, whose sum is σ = 18969366528. Its totient is φ = 1490227200.

The previous prime is 5661470959. The next prime is 5661470993. The reversal of 5661470976 is 6790741665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5661470959) and next prime (5661470993).

It is a super-2 number, since 2×5661470976² = 64104507224180785152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26831511 + ... + 26831721.

Almost surely, 2^5661470976 is an apocalyptic number.

5661470976 is a gapful number since it is divisible by the number (56) 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 5661470976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9484683264).

5661470976 is an abundant number, since it is smaller than the sum of its proper divisors (13307895552).

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

5661470976 is a wasteful number, since it uses less digits than its factorization.

5661470976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The square root of 5661470976 is about 75242.7469992956. The cubic root of 5661470976 is about 1782.2820303831.

The spelling of 5661470976 in words is "five billion, six hundred sixty-one million, four hundred seventy thousand, nine hundred seventy-six".