23032001333440 has 112 divisors (see below), whose sum is σ = 59832599420160. Its totient is φ = 8375029447680.

The previous prime is 23032001333417. The next prime is 23032001333459. The reversal of 23032001333440 is 4433310023032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23032001333399 and 23032001333408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158267431 + ... + 158412889.

It is an arithmetic number, because the mean of its divisors is an integer number (534219637680).

Almost surely, 2^{23032001333440} is an apocalyptic number.

23032001333440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23032001333440 is an abundant number, since it is smaller than the sum of its proper divisors (36800598086720).

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

23032001333440 is a wasteful number, since it uses less digits than its factorization.

23032001333440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190470 (or 190460 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 23032001333440 its reverse (4433310023032), we get a palindrome (27465311356472).

The spelling of 23032001333440 in words is "twenty-three trillion, thirty-two billion, one million, three hundred thirty-three thousand, four hundred forty".