23494290774528 has 640 divisors, whose sum is σ = 81880959283200. Its totient is φ = 5823480987648.

The previous prime is 23494290774421. The next prime is 23494290774551. The reversal of 23494290774528 is 82547709249432.

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 63 ways as a sum of consecutive naturals, for example, 128405733 + ... + 128588571.

It is an arithmetic number, because the mean of its divisors is an integer number (127938998880).

Almost surely, 2^{23494290774528} is an apocalyptic number.

23494290774528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23494290774528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40940479641600).

23494290774528 is an abundant number, since it is smaller than the sum of its proper divisors (58386668508672).

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

23494290774528 is a wasteful number, since it uses less digits than its factorization.

23494290774528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182940 (or 182924 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 66.

The spelling of 23494290774528 in words is "twenty-three trillion, four hundred ninety-four billion, two hundred ninety million, seven hundred seventy-four thousand, five hundred twenty-eight".