16225703477412 has 288 divisors, whose sum is σ = 47101175493120. Its totient is φ = 4297582448640.

The previous prime is 16225703477371. The next prime is 16225703477449. The reversal of 16225703477412 is 21477430752261.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 933737268 + ... + 933754644.

It is an arithmetic number, because the mean of its divisors is an integer number (163545748240).

Almost surely, 2^{16225703477412} is an apocalyptic number.

16225703477412 is a gapful number since it is divisible by the number (12) 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 16225703477412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23550587746560).

16225703477412 is an abundant number, since it is smaller than the sum of its proper divisors (30875472015708).

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

16225703477412 is a wasteful number, since it uses less digits than its factorization.

16225703477412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19643 (or 19628 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 16225703477412 in words is "sixteen trillion, two hundred twenty-five billion, seven hundred three million, four hundred seventy-seven thousand, four hundred twelve".