16726295040 has 720 divisors, whose sum is σ = 67610904768. Its totient is φ = 3515645952.

The previous prime is 16726295039. The next prime is 16726295063. The reversal of 16726295040 is 4059262761.

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

It is a junction number, because it is equal to n+sod(n) for n = 16726294983 and 16726295001.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 63597949 + ... + 63598211.

Almost surely, 2^16726295040 is an apocalyptic number.

16726295040 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 16726295040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33805452384).

16726295040 is an abundant number, since it is smaller than the sum of its proper divisors (50884609728).

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

16726295040 is a wasteful number, since it uses less digits than its factorization.

16726295040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 293 counting only the distinct ones).

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

The spelling of 16726295040 in words is "sixteen billion, seven hundred twenty-six million, two hundred ninety-five thousand, forty".