16072471296 has 648 divisors, whose sum is σ = 58893543072. Its totient is φ = 4114022400.

The previous prime is 16072471223. The next prime is 16072471297. The reversal of 16072471296 is 69217427061.

16072471296 is a `hidden beast` number, since 1 + 607 + 24 + 7 + 12 + 9 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (16072471297) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 263483106 + ... + 263483166.

Almost surely, 2^16072471296 is an apocalyptic number.

16072471296 is a gapful number since it is divisible by the number (16) 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 16072471296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29446771536).

16072471296 is an abundant number, since it is smaller than the sum of its proper divisors (42821071776).

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

16072471296 is a wasteful number, since it uses less digits than its factorization.

16072471296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 16072471296 in words is "sixteen billion, seventy-two million, four hundred seventy-one thousand, two hundred ninety-six".