10851507450 has 144 divisors (see below), whose sum is σ = 33694539840. Its totient is φ = 2452412160.

The previous prime is 10851507431. The next prime is 10851507493. The reversal of 10851507450 is 5470515801.

10851507450 is a `hidden beast` number, since 108 + 5 + 1 + 507 + 45 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 260997 + ... + 299703.

It is an arithmetic number, because the mean of its divisors is an integer number (233989860).

Almost surely, 2^10851507450 is an apocalyptic number.

10851507450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10851507450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16847269920).

10851507450 is an abundant number, since it is smaller than the sum of its proper divisors (22843032390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10851507450 is a wasteful number, since it uses less digits than its factorization.

10851507450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38821 (or 38813 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 36.

The spelling of 10851507450 in words is "ten billion, eight hundred fifty-one million, five hundred seven thousand, four hundred fifty".