23135587850 has 48 divisors (see below), whose sum is σ = 44567076096. Its totient is φ = 8929704000.

The previous prime is 23135587831. The next prime is 23135587901. The reversal of 23135587850 is 5878553132.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 23135587795 and 23135587804.

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 23 ways as a sum of consecutive naturals, for example, 97520 + ... + 236180.

It is an arithmetic number, because the mean of its divisors is an integer number (928480752).

Almost surely, 2^23135587850 is an apocalyptic number.

23135587850 is a deficient number, since it is larger than the sum of its proper divisors (21431488246).

23135587850 is a wasteful number, since it uses less digits than its factorization.

23135587850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138791 (or 138786 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 23135587850 in words is "twenty-three billion, one hundred thirty-five million, five hundred eighty-seven thousand, eight hundred fifty".