2551201591276 has 36 divisors (see below), whose sum is σ = 4835002044600. Its totient is φ = 1177343576448.

The previous prime is 2551201591247. The next prime is 2551201591277. The reversal of 2551201591276 is 6721951021552.

It is not an unprimeable number, because it can be changed into a prime (2551201591277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5852655 + ... + 6273433.

It is an arithmetic number, because the mean of its divisors is an integer number (134305612350).

Almost surely, 2^{2551201591276} is an apocalyptic number.

2551201591276 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2551201591276 is a deficient number, since it is larger than the sum of its proper divisors (2283800453324).

2551201591276 is a wasteful number, since it uses less digits than its factorization.

2551201591276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429778 (or 429763 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 46.

The spelling of 2551201591276 in words is "two trillion, five hundred fifty-one billion, two hundred one million, five hundred ninety-one thousand, two hundred seventy-six".