10243555344 has 120 divisors (see below), whose sum is σ = 31396820832. Its totient is φ = 3091906560.

The previous prime is 10243555319. The next prime is 10243555351. The reversal of 10243555344 is 44355534201.

10243555344 is a `hidden beast` number, since 10 + 24 + 35 + 553 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 10243555299 and 10243555308.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 394507 + ... + 419669.

Almost surely, 2^10243555344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10243555344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15698410416).

10243555344 is an abundant number, since it is smaller than the sum of its proper divisors (21153265488).

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

10243555344 is a wasteful number, since it uses less digits than its factorization.

10243555344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25445 (or 25436 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 10243555344 in words is "ten billion, two hundred forty-three million, five hundred fifty-five thousand, three hundred forty-four".