23505536451452 has 48 divisors (see below), whose sum is σ = 45106622668800. Its totient is φ = 10629008577600.

The previous prime is 23505536451451. The next prime is 23505536451577. The reversal of 23505536451452 is 25415463550532.

It is a self number, because there is not a number n which added to its sum of digits gives 23505536451452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23505536451451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87508049 + ... + 87776247.

It is an arithmetic number, because the mean of its divisors is an integer number (939721305600).

Almost surely, 2^{23505536451452} is an apocalyptic number.

23505536451452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23505536451452 is a deficient number, since it is larger than the sum of its proper divisors (21601086217348).

23505536451452 is a wasteful number, since it uses less digits than its factorization.

23505536451452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278522 (or 278520 counting only the distinct ones).

The product of its (nonzero) digits is 10800000, while the sum is 50.

The spelling of 23505536451452 in words is "twenty-three trillion, five hundred five billion, five hundred thirty-six million, four hundred fifty-one thousand, four hundred fifty-two".