2549878953328 has 20 divisors (see below), whose sum is σ = 5646160539760. Its totient is φ = 1092805265664.

The previous prime is 2549878953283. The next prime is 2549878953403. The reversal of 2549878953328 is 8233598789452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11383388073 + ... + 11383388296.

It is an arithmetic number, because the mean of its divisors is an integer number (282308026988).

Almost surely, 2^{2549878953328} is an apocalyptic number.

2549878953328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2549878953328 is an abundant number, since it is smaller than the sum of its proper divisors (3096281586432).

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

2549878953328 is a wasteful number, since it uses less digits than its factorization.

2549878953328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22766776384 (or 22766776378 counting only the distinct ones).

The product of its digits is 1045094400, while the sum is 73.

The spelling of 2549878953328 in words is "two trillion, five hundred forty-nine billion, eight hundred seventy-eight million, nine hundred fifty-three thousand, three hundred twenty-eight".