23543433430 has 32 divisors (see below), whose sum is σ = 46612840608. Its totient is φ = 8561243680.

The previous prime is 23543433427. The next prime is 23543433479. The reversal of 23543433430 is 3433434532.

23543433430 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 871117 + ... + 897736.

It is an arithmetic number, because the mean of its divisors is an integer number (1456651269).

Almost surely, 2^23543433430 is an apocalyptic number.

23543433430 is a deficient number, since it is larger than the sum of its proper divisors (23069407178).

23543433430 is a wasteful number, since it uses less digits than its factorization.

23543433430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768893 (or 1768871 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 34.

Adding to 23543433430 its reverse (3433434532), we get a palindrome (26976867962).

The spelling of 23543433430 in words is "twenty-three billion, five hundred forty-three million, four hundred thirty-three thousand, four hundred thirty".