23555405452 has 12 divisors (see below), whose sum is σ = 41231239560. Its totient is φ = 11775051296.

The previous prime is 23555405441. The next prime is 23555405473. The reversal of 23555405452 is 25450455532.

It is a super-2 number, since 2×23555405452² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642802 + ... + 678457.

It is an arithmetic number, because the mean of its divisors is an integer number (3435936630).

Almost surely, 2^23555405452 is an apocalyptic number.

It is an amenable number.

23555405452 is a deficient number, since it is larger than the sum of its proper divisors (17675834108).

23555405452 is a wasteful number, since it uses less digits than its factorization.

23555405452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325720 (or 1325718 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 23555405452 in words is "twenty-three billion, five hundred fifty-five million, four hundred five thousand, four hundred fifty-two".