23400334416 has 40 divisors (see below), whose sum is σ = 60575053504. Its totient is φ = 7784087040.

The previous prime is 23400334409. The next prime is 23400334429. The reversal of 23400334416 is 61443300432.

It is a super-2 number, since 2×23400334416² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477145 + ... + 523896.

Almost surely, 2^23400334416 is an apocalyptic number.

It is an amenable number.

23400334416 is an abundant number, since it is smaller than the sum of its proper divisors (37174719088).

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

23400334416 is a wasteful number, since it uses less digits than its factorization.

23400334416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001539 (or 1001533 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 23400334416 its reverse (61443300432), we get a palindrome (84843634848).

The spelling of 23400334416 in words is "twenty-three billion, four hundred million, three hundred thirty-four thousand, four hundred sixteen".