2851263623551 has 8 divisors (see below), whose sum is σ = 3363702708224. Its totient is φ = 2365103466360.

The previous prime is 2851263623539. The next prime is 2851263623567. The reversal of 2851263623551 is 1553263621582.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2851263623551 - 2⁷ = 2851263623423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2851263623495 and 2851263623504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2851263626551) 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, 6569731635 + ... + 6569732068.

It is an arithmetic number, because the mean of its divisors is an integer number (420462838528).

Almost surely, 2^{2851263623551} is an apocalyptic number.

2851263623551 is a deficient number, since it is larger than the sum of its proper divisors (512439084673).

2851263623551 is a wasteful number, since it uses less digits than its factorization.

2851263623551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13139463741.

The product of its digits is 2592000, while the sum is 49.

The spelling of 2851263623551 in words is "two trillion, eight hundred fifty-one billion, two hundred sixty-three million, six hundred twenty-three thousand, five hundred fifty-one".