10500800551 has 2 divisors, whose sum is σ = 10500800552. Its totient is φ = 10500800550.

The previous prime is 10500800543. The next prime is 10500800579. The reversal of 10500800551 is 15500800501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10500800551 - 2³ = 10500800543 is a prime.

It is a super-2 number, since 2×10500800551² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10500800591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5250400275 + 5250400276.

It is an arithmetic number, because the mean of its divisors is an integer number (5250400276).

Almost surely, 2^10500800551 is an apocalyptic number.

10500800551 is a deficient number, since it is larger than the sum of its proper divisors (1).

10500800551 is an equidigital number, since it uses as much as digits as its factorization.

10500800551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 25.

The spelling of 10500800551 in words is "ten billion, five hundred million, eight hundred thousand, five hundred fifty-one".