23335208378858 has 4 divisors (see below), whose sum is σ = 35002812568290. Its totient is φ = 11667604189428.

The previous prime is 23335208378837. The next prime is 23335208378863. The reversal of 23335208378858 is 85887380253332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14568321021409 + 8766887357449 = 3816847^2 + 2960893^2 .

It is a super-2 number, since 2×23335208378858² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23335208378794 and 23335208378803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5833802094713 + ... + 5833802094716.

Almost surely, 2^{23335208378858} is an apocalyptic number.

23335208378858 is a deficient number, since it is larger than the sum of its proper divisors (11667604189432).

23335208378858 is a wasteful number, since it uses less digits than its factorization.

23335208378858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11667604189431.

The product of its (nonzero) digits is 232243200, while the sum is 65.

The spelling of 23335208378858 in words is "twenty-three trillion, three hundred thirty-five billion, two hundred eight million, three hundred seventy-eight thousand, eight hundred fifty-eight".