5670408712644 has 81 divisors (see below), whose sum is σ = 15521434828263. Its totient is φ = 1744683992064.

The previous prime is 5670408712609. The next prime is 5670408712649. The reversal of 5670408712644 is 4462178040765.

The square root of 5670408712644 is 2381262.

It is a perfect power (a square), and thus also a powerful number.

5670408712644 is a `hidden beast` number, since 5 + 6 + 70 + 408 + 7 + 126 + 44 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4591120436100 + 1079288276544 = 2142690^2 + 1038888^2 .

It is not an unprimeable number, because it can be changed into a prime (5670408712649) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 185723172 + ... + 185753700.

Almost surely, 2^{5670408712644} is an apocalyptic number.

5670408712644 is the 2381262-nd square number.

It is an amenable number.

5670408712644 is an abundant number, since it is smaller than the sum of its proper divisors (9851026115619).

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

5670408712644 is an equidigital number, since it uses as much as digits as its factorization.

5670408712644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61094 (or 30547 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 5670408712644 in words is "five trillion, six hundred seventy billion, four hundred eight million, seven hundred twelve thousand, six hundred forty-four".