23319503064 has 192 divisors, whose sum is σ = 74581547040. Its totient is φ = 6489262080.

The previous prime is 23319503027. The next prime is 23319503071. The reversal of 23319503064 is 46030591332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 2022564 + ... + 2034060.

Almost surely, 2^23319503064 is an apocalyptic number.

23319503064 is a gapful number since it is divisible by the number (24) 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 23319503064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37290773520).

23319503064 is an abundant number, since it is smaller than the sum of its proper divisors (51262043976).

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

23319503064 is a wasteful number, since it uses less digits than its factorization.

23319503064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11730 (or 11723 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The spelling of 23319503064 in words is "twenty-three billion, three hundred nineteen million, five hundred three thousand, sixty-four".