8572577049 has 12 divisors (see below), whose sum is σ = 12383771712. Its totient is φ = 5714515800.

The previous prime is 8572577023. The next prime is 8572577053. The reversal of 8572577049 is 9407752758.

It is a happy number.

It is not a de Polignac number, because 8572577049 - 2¹³ = 8572568857 is a prime.

It is a super-2 number, since 2×8572577049² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8572576986 and 8572577004.

It is not an unprimeable number, because it can be changed into a prime (8572577059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73084 + ... + 149954.

It is an arithmetic number, because the mean of its divisors is an integer number (1031980976).

Almost surely, 2^8572577049 is an apocalyptic number.

It is an amenable number.

8572577049 is a deficient number, since it is larger than the sum of its proper divisors (3811194663).

8572577049 is a wasteful number, since it uses less digits than its factorization.

8572577049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89268 (or 89265 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 54.

The square root of 8572577049 is about 92588.2122572847. The cubic root of 8572577049 is about 2046.6196162294.

The spelling of 8572577049 in words is "eight billion, five hundred seventy-two million, five hundred seventy-seven thousand, forty-nine".