16475837840 has 480 divisors, whose sum is σ = 52248084480. Its totient is φ = 4688409600.

The previous prime is 16475837837. The next prime is 16475837867. The reversal of 16475837840 is 4873857461.

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, 68936441 + ... + 68936679.

It is an arithmetic number, because the mean of its divisors is an integer number (108850176).

Almost surely, 2^16475837840 is an apocalyptic number.

16475837840 is a gapful number since it is divisible by the number (10) 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 16475837840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26124042240).

16475837840 is an abundant number, since it is smaller than the sum of its proper divisors (35772246640).

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

16475837840 is a wasteful number, since it uses less digits than its factorization.

16475837840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 16475837840 in words is "sixteen billion, four hundred seventy-five million, eight hundred thirty-seven thousand, eight hundred forty".