2500541320 has 32 divisors (see below), whose sum is σ = 5639310720. Its totient is φ = 997888960.

The previous prime is 2500541317. The next prime is 2500541353. The reversal of 2500541320 is 231450052.

It is a junction number, because it is equal to n+sod(n) for n = 2500541291 and 2500541300.

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, 55282 + ... + 89761.

It is an arithmetic number, because the mean of its divisors is an integer number (176228460).

Almost surely, 2^2500541320 is an apocalyptic number.

2500541320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2500541320 is an abundant number, since it is smaller than the sum of its proper divisors (3138769400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2500541320 is a wasteful number, since it uses less digits than its factorization.

2500541320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145485 (or 145481 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2500541320 is about 50005.4129070044. The cubic root of 2500541320 is about 1357.3067591310.

Adding to 2500541320 its reverse (231450052), we get a palindrome (2731991372).

The spelling of 2500541320 in words is "two billion, five hundred million, five hundred forty-one thousand, three hundred twenty".