5661920270 has 16 divisors (see below), whose sum is σ = 10542886560. Its totient is φ = 2186672544.

The previous prime is 5661920267. The next prime is 5661920293. The reversal of 5661920270 is 720291665.

It is a happy number.

It is a super-2 number, since 2×5661920270² = 64114682287673745800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9761642 + ... + 9762221.

It is an arithmetic number, because the mean of its divisors is an integer number (658930410).

Almost surely, 2^5661920270 is an apocalyptic number.

5661920270 is a deficient number, since it is larger than the sum of its proper divisors (4880966290).

5661920270 is a wasteful number, since it uses less digits than its factorization.

5661920270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19523899.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5661920270 is about 75245.7325700269. The cubic root of 5661920270 is about 1782.3291764013.

The spelling of 5661920270 in words is "five billion, six hundred sixty-one million, nine hundred twenty thousand, two hundred seventy".