23533623033540 has 96 divisors (see below), whose sum is σ = 66035113568256. Its totient is φ = 6262218587520.

The previous prime is 23533623033539. The next prime is 23533623033551. The reversal of 23533623033540 is 4533032633532.

It is a junction number, because it is equal to n+sod(n) for n = 23533623033492 and 23533623033501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66296325 + ... + 66650355.

It is an arithmetic number, because the mean of its divisors is an integer number (687865766336).

Almost surely, 2^{23533623033540} is an apocalyptic number.

23533623033540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23533623033540 is an abundant number, since it is smaller than the sum of its proper divisors (42501490534716).

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

23533623033540 is a wasteful number, since it uses less digits than its factorization.

23533623033540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356409 (or 356407 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 42.

The spelling of 23533623033540 in words is "twenty-three trillion, five hundred thirty-three billion, six hundred twenty-three million, thirty-three thousand, five hundred forty".