2541785880 has 64 divisors (see below), whose sum is σ = 7633751040. Its totient is φ = 677063552.

The previous prime is 2541785879. The next prime is 2541785893. The reversal of 2541785880 is 885871452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102457 + ... + 124823.

It is an arithmetic number, because the mean of its divisors is an integer number (119277360).

Almost surely, 2^2541785880 is an apocalyptic number.

2541785880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2541785880 is an abundant number, since it is smaller than the sum of its proper divisors (5091965160).

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

2541785880 is a wasteful number, since it uses less digits than its factorization.

2541785880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23328 (or 23324 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 48.

The square root of 2541785880 is about 50416.1271816866. The cubic root of 2541785880 is about 1364.7286879087.

The spelling of 2541785880 in words is "two billion, five hundred forty-one million, seven hundred eighty-five thousand, eight hundred eighty".