16996146570 has 224 divisors, whose sum is σ = 52002316800. Its totient is φ = 3963053952.

The previous prime is 16996146529. The next prime is 16996146599. The reversal of 16996146570 is 7564169961.

It is a happy number.

16996146570 is a `hidden beast` number, since 1 + 6 + 9 + 9 + 61 + 4 + 6 + 570 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1795911 + ... + 1805349.

It is an arithmetic number, because the mean of its divisors is an integer number (232153200).

Almost surely, 2^16996146570 is an apocalyptic number.

16996146570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16996146570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26001158400).

16996146570 is an abundant number, since it is smaller than the sum of its proper divisors (35006170230).

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

16996146570 is a wasteful number, since it uses less digits than its factorization.

16996146570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9496 (or 9481 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 16996146570 in words is "sixteen billion, nine hundred ninety-six million, one hundred forty-six thousand, five hundred seventy".