16471940352 has 432 divisors, whose sum is σ = 53239495680. Its totient is φ = 4504743936.

The previous prime is 16471940341. The next prime is 16471940411. The reversal of 16471940352 is 25304917461.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118503099 + ... + 118503237.

Almost surely, 2^16471940352 is an apocalyptic number.

16471940352 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 16471940352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26619747840).

16471940352 is an abundant number, since it is smaller than the sum of its proper divisors (36767555328).

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

16471940352 is a wasteful number, since it uses less digits than its factorization.

16471940352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 16471940352 in words is "sixteen billion, four hundred seventy-one million, nine hundred forty thousand, three hundred fifty-two".