2555778036924 has 96 divisors (see below), whose sum is σ = 7816955596800. Its totient is φ = 706666731840.

The previous prime is 2555778036901. The next prime is 2555778036971. The reversal of 2555778036924 is 4296308775552.

2555778036924 is a `hidden beast` number, since 2 + 5 + 5 + 577 + 8 + 0 + 36 + 9 + 24 = 666.

2555778036924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2555778036924³ (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54503319 + ... + 54550190.

It is an arithmetic number, because the mean of its divisors is an integer number (81426620800).

Almost surely, 2^{2555778036924} is an apocalyptic number.

It is an amenable number.

2555778036924 is an abundant number, since it is smaller than the sum of its proper divisors (5261177559876).

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

2555778036924 is a wasteful number, since it uses less digits than its factorization.

2555778036924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109053560 (or 109053552 counting only the distinct ones).

The product of its (nonzero) digits is 127008000, while the sum is 63.

The spelling of 2555778036924 in words is "two trillion, five hundred fifty-five billion, seven hundred seventy-eight million, thirty-six thousand, nine hundred twenty-four".