2551022351312 has 20 divisors (see below), whose sum is σ = 5012219974176. Its totient is φ = 1257546228960.

The previous prime is 2551022351291. The next prime is 2551022351323. The reversal of 2551022351312 is 2131532201552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122807998 + ... + 1122810269.

Almost surely, 2^{2551022351312} is an apocalyptic number.

It is an amenable number.

2551022351312 is a deficient number, since it is larger than the sum of its proper divisors (2461197622864).

2551022351312 is a wasteful number, since it uses less digits than its factorization.

2551022351312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245618346 (or 2245618340 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 2551022351312 its reverse (2131532201552), we get a palindrome (4682554552864).

The spelling of 2551022351312 in words is "two trillion, five hundred fifty-one billion, twenty-two million, three hundred fifty-one thousand, three hundred twelve".