2528377568 has 24 divisors (see below), whose sum is σ = 5000079168. Its totient is φ = 1258516224.

The previous prime is 2528377567. The next prime is 2528377571. The reversal of 2528377568 is 8657738252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528377567) 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, 170021 + ... + 184292.

It is an arithmetic number, because the mean of its divisors is an integer number (208336632).

Almost surely, 2^2528377568 is an apocalyptic number.

It is an amenable number.

2528377568 is a deficient number, since it is larger than the sum of its proper divisors (2471701600).

2528377568 is a wasteful number, since it uses less digits than its factorization.

2528377568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354546 (or 354538 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The square root of 2528377568 is about 50282.9749318793. The cubic root of 2528377568 is about 1362.3247378639.

The spelling of 2528377568 in words is "two billion, five hundred twenty-eight million, three hundred seventy-seven thousand, five hundred sixty-eight".