2551314531280 has 40 divisors (see below), whose sum is σ = 5987243747232. Its totient is φ = 1010988184704.

The previous prime is 2551314531277. The next prime is 2551314531289. The reversal of 2551314531280 is 821354131552.

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

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551314531289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149016822 + ... + 149033941.

Almost surely, 2^{2551314531280} is an apocalyptic number.

2551314531280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2551314531280 is an abundant number, since it is smaller than the sum of its proper divisors (3435929215952).

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

2551314531280 is a wasteful number, since it uses less digits than its factorization.

2551314531280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298050883 (or 298050877 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 2551314531280 in words is "two trillion, five hundred fifty-one billion, three hundred fourteen million, five hundred thirty-one thousand, two hundred eighty".