23269777000 has 128 divisors (see below), whose sum is σ = 55766880000.
Its totient is φ = 9085305600.
The previous prime is 23269776983. The next prime is 23269777007. The reversal of 23269777000 is 77796232.
It is not an unprimeable number, because it can be changed into a prime (23269777007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8789677 + ... + 8792323.
It is an arithmetic number, because the mean of its divisors is an integer number (435678750).
Almost surely, 223269777000 is an apocalyptic number.
23269777000 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 23269777000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27883440000).
23269777000 is an abundant number, since it is smaller than the sum of its proper divisors (32497103000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23269777000 is a wasteful number, since it uses less digits than its factorization.
23269777000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2876 (or 2862 counting only the distinct ones).
The product of its (nonzero) digits is 222264, while the sum is 43.
The spelling of 23269777000 in words is "twenty-three billion, two hundred sixty-nine million, seven hundred seventy-seven thousand".