16253929432 has 128 divisors (see below), whose sum is σ = 36463996800. Its totient is φ = 6715957248.

The previous prime is 16253929429. The next prime is 16253929459. The reversal of 16253929432 is 23492935261.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8009794 + ... + 8011822.

It is an arithmetic number, because the mean of its divisors is an integer number (284874975).

Almost surely, 2^16253929432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16253929432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18231998400).

16253929432 is an abundant number, since it is smaller than the sum of its proper divisors (20210067368).

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

16253929432 is a wasteful number, since it uses less digits than its factorization.

16253929432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285 (or 2281 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The spelling of 16253929432 in words is "sixteen billion, two hundred fifty-three million, nine hundred twenty-nine thousand, four hundred thirty-two".