23305635040 has 48 divisors (see below), whose sum is σ = 57453465888. Its totient is φ = 8916937216.

The previous prime is 23305634993. The next prime is 23305635077. The reversal of 23305635040 is 4053650332.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23305634993 and 23305635011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3162847 + ... + 3170206.

It is an arithmetic number, because the mean of its divisors is an integer number (1196947206).

Almost surely, 2^23305635040 is an apocalyptic number.

23305635040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23305635040 is an abundant number, since it is smaller than the sum of its proper divisors (34147830848).

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

23305635040 is a wasteful number, since it uses less digits than its factorization.

23305635040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333091 (or 6333083 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 31.

The spelling of 23305635040 in words is "twenty-three billion, three hundred five million, six hundred thirty-five thousand, forty".