16106421552 has 80 divisors (see below), whose sum is σ = 45205627488. Its totient is φ = 4911943680.

The previous prime is 16106421523. The next prime is 16106421601. The reversal of 16106421552 is 25512460161.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43699 + ... + 184722.

Almost surely, 2^16106421552 is an apocalyptic number.

16106421552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16106421552 is an abundant number, since it is smaller than the sum of its proper divisors (29099205936).

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

16106421552 is a wasteful number, since it uses less digits than its factorization.

16106421552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228558 (or 228552 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 16106421552 in words is "sixteen billion, one hundred six million, four hundred twenty-one thousand, five hundred fifty-two".