23404978607802 has 32 divisors (see below), whose sum is σ = 53753060920320. Its totient is φ = 6719132614320.

The previous prime is 23404978607779. The next prime is 23404978607831. The reversal of 23404978607802 is 20870687940432.

It is a happy number.

It is a super-2 number, since 2×23404978607802² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9332127378 + ... + 9332129885.

It is an arithmetic number, because the mean of its divisors is an integer number (1679783153760).

Almost surely, 2^{23404978607802} is an apocalyptic number.

23404978607802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23404978607802 is an abundant number, since it is smaller than the sum of its proper divisors (30348082312518).

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

23404978607802 is a wasteful number, since it uses less digits than its factorization.

23404978607802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664257298.

The product of its (nonzero) digits is 32514048, while the sum is 60.

The spelling of 23404978607802 in words is "twenty-three trillion, four hundred four billion, nine hundred seventy-eight million, six hundred seven thousand, eight hundred two".