9951244255 has 16 divisors (see below), whose sum is σ = 12223309824. Its totient is φ = 7773242400.

The previous prime is 9951244241. The next prime is 9951244273. The reversal of 9951244255 is 5524421599.

It is not a de Polignac number, because 9951244255 - 2³¹ = 7803760607 is a prime.

It is a super-3 number, since 3×9951244255³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855730 + ... + 867280.

It is an arithmetic number, because the mean of its divisors is an integer number (763956864).

Almost surely, 2^9951244255 is an apocalyptic number.

9951244255 is a deficient number, since it is larger than the sum of its proper divisors (2272065569).

9951244255 is a wasteful number, since it uses less digits than its factorization.

9951244255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15606.

The product of its digits is 648000, while the sum is 46.

The square root of 9951244255 is about 99755.9234080864. The cubic root of 9951244255 is about 2150.9276152277.

The spelling of 9951244255 in words is "nine billion, nine hundred fifty-one million, two hundred forty-four thousand, two hundred fifty-five".