5661427432 has 16 divisors (see below), whose sum is σ = 10622008800. Its totient is φ = 2828891760.

The previous prime is 5661427399. The next prime is 5661427433. The reversal of 5661427432 is 2347241665.

It is a super-2 number, since 2×5661427432² = 64103521135604229248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5661427433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214494 + ... + 239437.

It is an arithmetic number, because the mean of its divisors is an integer number (663875550).

Almost surely, 2^5661427432 is an apocalyptic number.

It is an amenable number.

5661427432 is a deficient number, since it is larger than the sum of its proper divisors (4960581368).

5661427432 is a wasteful number, since it uses less digits than its factorization.

5661427432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455496 (or 455492 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The square root of 5661427432 is about 75242.4576419457. The cubic root of 5661427432 is about 1782.2774610236.

The spelling of 5661427432 in words is "five billion, six hundred sixty-one million, four hundred twenty-seven thousand, four hundred thirty-two".