23734879778 has 8 divisors (see below), whose sum is σ = 35947973568. Its totient is φ = 11752221924.

The previous prime is 23734879771. The next prime is 23734879811. The reversal of 23734879778 is 87797843732.

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

It is a super-2 number, since 2×23734879778² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23734879771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57608726 + ... + 57609137.

It is an arithmetic number, because the mean of its divisors is an integer number (4493496696).

Almost surely, 2^23734879778 is an apocalyptic number.

23734879778 is a deficient number, since it is larger than the sum of its proper divisors (12213093790).

23734879778 is a wasteful number, since it uses less digits than its factorization.

23734879778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115217968.

The product of its digits is 99574272, while the sum is 65.

The spelling of 23734879778 in words is "twenty-three billion, seven hundred thirty-four million, eight hundred seventy-nine thousand, seven hundred seventy-eight".