23535343064520 has 384 divisors, whose sum is σ = 92762914083840. Its totient is φ = 5254401519360.

The previous prime is 23535343064503. The next prime is 23535343064551. The reversal of 23535343064520 is 2546034353532.

23535343064520 is a `hidden beast` number, since 2 + 3 + 5 + 3 + 5 + 34 + 30 + 64 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1096426 + ... + 6947865.

It is an arithmetic number, because the mean of its divisors is an integer number (241570088760).

Almost surely, 2^{23535343064520} is an apocalyptic number.

23535343064520 is a gapful number since it is divisible by the number (20) 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 23535343064520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46381457041920).

23535343064520 is an abundant number, since it is smaller than the sum of its proper divisors (69227571019320).

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

23535343064520 is a wasteful number, since it uses less digits than its factorization.

23535343064520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8044367 (or 8044351 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 45.

The spelling of 23535343064520 in words is "twenty-three trillion, five hundred thirty-five billion, three hundred forty-three million, sixty-four thousand, five hundred twenty".