2573646988 has 24 divisors (see below), whose sum is σ = 4916514960. Its totient is φ = 1169080320.

The previous prime is 2573646973. The next prime is 2573646989. The reversal of 2573646988 is 8896463752.

2573646988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2573646989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52620 + ... + 88972.

It is an arithmetic number, because the mean of its divisors is an integer number (204854790).

Almost surely, 2^2573646988 is an apocalyptic number.

It is an amenable number.

2573646988 is a deficient number, since it is larger than the sum of its proper divisors (2342867972).

2573646988 is a wasteful number, since it uses less digits than its factorization.

2573646988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37977 (or 37975 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 58.

The square root of 2573646988 is about 50731.1244503806. The cubic root of 2573646988 is about 1370.4072861558.

The spelling of 2573646988 in words is "two billion, five hundred seventy-three million, six hundred forty-six thousand, nine hundred eighty-eight".