23073551000 has 64 divisors (see below), whose sum is σ = 54526923360. Its totient is φ = 9138000000.

The previous prime is 23073550963. The next prime is 23073551009. The reversal of 23073551000 is 15537032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23073551009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13226 + ... + 215225.

Almost surely, 2^23073551000 is an apocalyptic number.

23073551000 is a gapful number since it is divisible by the number (20) 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 23073551000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27263461680).

23073551000 is an abundant number, since it is smaller than the sum of its proper divisors (31453372360).

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

23073551000 is a wasteful number, since it uses less digits than its factorization.

23073551000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228573 (or 228559 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 26.

The spelling of 23073551000 in words is "twenty-three billion, seventy-three million, five hundred fifty-one thousand".