23004351504 has 120 divisors (see below), whose sum is σ = 67195746072. Its totient is φ = 7339837440.

The previous prime is 23004351493. The next prime is 23004351541. The reversal of 23004351504 is 40515340032.

23004351504 is a `hidden beast` number, since 2 + 300 + 4 + 351 + 5 + 0 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5134009104 + 17870342400 = 71652^2 + 133680^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 276154 + ... + 349670.

Almost surely, 2^23004351504 is an apocalyptic number.

23004351504 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 23004351504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33597873036).

23004351504 is an abundant number, since it is smaller than the sum of its proper divisors (44191394568).

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

23004351504 is a wasteful number, since it uses less digits than its factorization.

23004351504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73625 (or 73616 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 23004351504 its reverse (40515340032), we get a palindrome (63519691536).

The spelling of 23004351504 in words is "twenty-three billion, four million, three hundred fifty-one thousand, five hundred four".