23378082908464 has 20 divisors (see below), whose sum is σ = 45301542823480. Its totient is φ = 11687362179840.

The previous prime is 23378082908461. The next prime is 23378082908473. The reversal of 23378082908464 is 46480928087332.

It is a junction number, because it is equal to n+sod(n) for n = 23378082908396 and 23378082908405.

It is not an unprimeable number, because it can be changed into a prime (23378082908461) 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, 104839794 + ... + 105062545.

It is an arithmetic number, because the mean of its divisors is an integer number (2265077141174).

Almost surely, 2^{23378082908464} is an apocalyptic number.

It is an amenable number.

23378082908464 is a deficient number, since it is larger than the sum of its proper divisors (21923459915016).

23378082908464 is a wasteful number, since it uses less digits than its factorization.

23378082908464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209909308 (or 209909302 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 64.

The spelling of 23378082908464 in words is "twenty-three trillion, three hundred seventy-eight billion, eighty-two million, nine hundred eight thousand, four hundred sixty-four".