23545786398 has 32 divisors (see below), whose sum is σ = 47905132320. Its totient is φ = 7714137600.

The previous prime is 23545786373. The next prime is 23545786417. The reversal of 23545786398 is 89368754532.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 58783 + ... + 224826.

It is an arithmetic number, because the mean of its divisors is an integer number (1497035385).

Almost surely, 2^23545786398 is an apocalyptic number.

23545786398 is an abundant number, since it is smaller than the sum of its proper divisors (24359345922).

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

23545786398 is a wasteful number, since it uses less digits than its factorization.

23545786398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283852.

The product of its digits is 43545600, while the sum is 60.

The spelling of 23545786398 in words is "twenty-three billion, five hundred forty-five million, seven hundred eighty-six thousand, three hundred ninety-eight".