2551331113360 has 40 divisors (see below), whose sum is σ = 5933328173496. Its totient is φ = 1020277248000.

The previous prime is 2551331113351. The next prime is 2551331113411. The reversal of 2551331113360 is 633111331552.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 218245940224 + 2333085173136 = 467168^2 + 1527444^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3665379 + ... + 4305538.

Almost surely, 2^{2551331113360} is an apocalyptic number.

2551331113360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2551331113360 is an abundant number, since it is smaller than the sum of its proper divisors (3381997060136).

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

2551331113360 is a wasteful number, since it uses less digits than its factorization.

2551331113360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7974931 (or 7974925 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 34.

The spelling of 2551331113360 in words is "two trillion, five hundred fifty-one billion, three hundred thirty-one million, one hundred thirteen thousand, three hundred sixty".