2528200642 has 16 divisors (see below), whose sum is σ = 4161834432. Its totient is φ = 1142299120.

The previous prime is 2528200637. The next prime is 2528200651. The reversal of 2528200642 is 2460028252.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340393 + ... + 347740.

It is an arithmetic number, because the mean of its divisors is an integer number (260114652).

Almost surely, 2^2528200642 is an apocalyptic number.

2528200642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2528200642 is a deficient number, since it is larger than the sum of its proper divisors (1633633790).

2528200642 is a wasteful number, since it uses less digits than its factorization.

2528200642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688313.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 2528200642 is about 50281.2155978751. The cubic root of 2528200642 is about 1362.2929603989.

Adding to 2528200642 its reverse (2460028252), we get a palindrome (4988228894).

The spelling of 2528200642 in words is "two billion, five hundred twenty-eight million, two hundred thousand, six hundred forty-two".