5572469661 has 32 divisors (see below), whose sum is σ = 8744174208. Its totient is φ = 3118602240.

The previous prime is 5572469603. The next prime is 5572469711. The reversal of 5572469661 is 1669642755.

It is not a de Polignac number, because 5572469661 - 2⁶ = 5572469597 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5572469761) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63976 + ... + 123441.

It is an arithmetic number, because the mean of its divisors is an integer number (273255444).

Almost surely, 2^5572469661 is an apocalyptic number.

5572469661 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5572469661 is a deficient number, since it is larger than the sum of its proper divisors (3171704547).

5572469661 is a wasteful number, since it uses less digits than its factorization.

5572469661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187501.

The product of its digits is 2721600, while the sum is 51.

The square root of 5572469661 is about 74648.9762890289. The cubic root of 5572469661 is about 1772.8931862158.

The spelling of 5572469661 in words is "five billion, five hundred seventy-two million, four hundred sixty-nine thousand, six hundred sixty-one".