16423407000 has 768 divisors, whose sum is σ = 74573291520. Its totient is φ = 3148416000.

The previous prime is 16423406981. The next prime is 16423407001. The reversal of 16423407000 is 70432461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16423407001) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9008089 + ... + 9009911.

It is an arithmetic number, because the mean of its divisors is an integer number (97100640).

Almost surely, 2^16423407000 is an apocalyptic number.

16423407000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16423407000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37286645760).

16423407000 is an abundant number, since it is smaller than the sum of its proper divisors (58149884520).

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

16423407000 is a wasteful number, since it uses less digits than its factorization.

16423407000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1864 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

Adding to 16423407000 its reverse (70432461), we get a palindrome (16493839461).

The spelling of 16423407000 in words is "sixteen billion, four hundred twenty-three million, four hundred seven thousand".