23020274028528 has 240 divisors, whose sum is σ = 77964492453120. Its totient is φ = 6189922658304.

The previous prime is 23020274028473. The next prime is 23020274028553. The reversal of 23020274028528 is 82582047202032.

23020274028528 is a `hidden beast` number, since 2 + 30 + 2 + 0 + 2 + 74 + 0 + 28 + 528 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 340407103 + ... + 340474721.

It is an arithmetic number, because the mean of its divisors is an integer number (324852051888).

Almost surely, 2^{23020274028528} is an apocalyptic number.

23020274028528 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 23020274028528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38982246226560).

23020274028528 is an abundant number, since it is smaller than the sum of its proper divisors (54944218424592).

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

23020274028528 is a wasteful number, since it uses less digits than its factorization.

23020274028528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87524 (or 87515 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 23020274028528 in words is "twenty-three trillion, twenty billion, two hundred seventy-four million, twenty-eight thousand, five hundred twenty-eight".