23692009536 has 168 divisors, whose sum is σ = 73559380440. Its totient is φ = 7247314944.

The previous prime is 23692009499. The next prime is 23692009543. The reversal of 23692009536 is 63590029632.

23692009536 is a `hidden beast` number, since 23 + 6 + 92 + 0 + 0 + 9 + 536 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11503849536 + 12188160000 = 107256^2 + 110400^2 .

It is a super-2 number, since 2×23692009536² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23692009491 and 23692009500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1286280 + ... + 1304568.

It is an arithmetic number, because the mean of its divisors is an integer number (437853455).

Almost surely, 2^23692009536 is an apocalyptic number.

23692009536 is a gapful number since it is divisible by the number (26) 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 23692009536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36779690220).

23692009536 is an abundant number, since it is smaller than the sum of its proper divisors (49867370904).

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

23692009536 is a wasteful number, since it uses less digits than its factorization.

23692009536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18493 (or 18480 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The spelling of 23692009536 in words is "twenty-three billion, six hundred ninety-two million, nine thousand, five hundred thirty-six".