2540109936 has 80 divisors (see below), whose sum is σ = 8076260864. Its totient is φ = 669917952.

The previous prime is 2540109911. The next prime is 2540109953. The reversal of 2540109936 is 6399010452.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 2540109894 and 2540109903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286396 + ... + 295131.

Almost surely, 2^2540109936 is an apocalyptic number.

2540109936 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2540109936 is an abundant number, since it is smaller than the sum of its proper divisors (5536150928).

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

2540109936 is a wasteful number, since it uses less digits than its factorization.

2540109936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581558 (or 581552 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 2540109936 is about 50399.5033308861. The cubic root of 2540109936 is about 1364.4286742118.

The spelling of 2540109936 in words is "two billion, five hundred forty million, one hundred nine thousand, nine hundred thirty-six".