2550596989851 has 24 divisors (see below), whose sum is σ = 3691173236400. Its totient is φ = 1697178177216.

The previous prime is 2550596989793. The next prime is 2550596989861. The reversal of 2550596989851 is 1589896950552.

2550596989851 is a `hidden beast` number, since 2 + 5 + 505 + 9 + 69 + 8 + 9 + 8 + 51 = 666.

It is not a de Polignac number, because 2550596989851 - 2⁷ = 2550596989723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2550596989851.

It is not an unprimeable number, because it can be changed into a prime (2550596989861) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71031300 + ... + 71067198.

It is an arithmetic number, because the mean of its divisors is an integer number (153798884850).

Almost surely, 2^{2550596989851} is an apocalyptic number.

2550596989851 is a deficient number, since it is larger than the sum of its proper divisors (1140576246549).

2550596989851 is a wasteful number, since it uses less digits than its factorization.

2550596989851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50635 (or 50632 counting only the distinct ones).

The product of its (nonzero) digits is 349920000, while the sum is 72.

The spelling of 2550596989851 in words is "two trillion, five hundred fifty billion, five hundred ninety-six million, nine hundred eighty-nine thousand, eight hundred fifty-one".