23268755578 has 8 divisors (see below), whose sum is σ = 36106689780. Its totient is φ = 11233192320.

The previous prime is 23268755567. The next prime is 23268755639. The reversal of 23268755578 is 87555786232.

It can be written as a sum of positive squares in 2 ways, for example, as 23226674409 + 42081169 = 152403^2 + 6487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23268755578² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58), and also a Moran number because the ratio is a prime number: 401185441 = 23268755578 / (2 + 3 + 2 + 6 + 8 + 7 + 5 + 5 + 5 + 7 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200592663 + ... + 200592778.

Almost surely, 2^23268755578 is an apocalyptic number.

23268755578 is a deficient number, since it is larger than the sum of its proper divisors (12837934202).

23268755578 is a wasteful number, since it uses less digits than its factorization.

23268755578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401185472.

The product of its digits is 28224000, while the sum is 58.

The spelling of 23268755578 in words is "twenty-three billion, two hundred sixty-eight million, seven hundred fifty-five thousand, five hundred seventy-eight".