5572157749 has 2 divisors, whose sum is σ = 5572157750. Its totient is φ = 5572157748.

The previous prime is 5572157743. The next prime is 5572157819. The reversal of 5572157749 is 9477512755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5244366724 + 327791025 = 72418^2 + 18105^2 .

It is a cyclic number.

It is not a de Polignac number, because 5572157749 - 2⁷ = 5572157621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5572157696 and 5572157705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5572157743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2786078874 + 2786078875.

It is an arithmetic number, because the mean of its divisors is an integer number (2786078875).

Almost surely, 2^5572157749 is an apocalyptic number.

It is an amenable number.

5572157749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5572157749 is an equidigital number, since it uses as much as digits as its factorization.

5572157749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3087000, while the sum is 52.

The square root of 5572157749 is about 74646.8870683835. The cubic root of 5572157749 is about 1772.8601071078.

The spelling of 5572157749 in words is "five billion, five hundred seventy-two million, one hundred fifty-seven thousand, seven hundred forty-nine".