9434923857450 has 576 divisors, whose sum is σ = 32379367587840. Its totient is φ = 1989082448640.

The previous prime is 9434923857419. The next prime is 9434923857487. The reversal of 9434923857450 is 547583294349.

9434923857450 is a `hidden beast` number, since 9 + 4 + 3 + 4 + 9 + 2 + 3 + 8 + 574 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1843115991 + ... + 1843121109.

It is an arithmetic number, because the mean of its divisors is an integer number (56214179840).

Almost surely, 2^{9434923857450} is an apocalyptic number.

9434923857450 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9434923857450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16189683793920).

9434923857450 is an abundant number, since it is smaller than the sum of its proper divisors (22944443730390).

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

9434923857450 is a wasteful number, since it uses less digits than its factorization.

9434923857450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833 (or 6816 counting only the distinct ones).

The product of its (nonzero) digits is 130636800, while the sum is 63.

The spelling of 9434923857450 in words is "nine trillion, four hundred thirty-four billion, nine hundred twenty-three million, eight hundred fifty-seven thousand, four hundred fifty".