207068540016 has 80 divisors (see below), whose sum is σ = 577038067200. Its totient is φ = 63606915840.

The previous prime is 207068539987. The next prime is 207068540017. The reversal of 207068540016 is 610045860702.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207068540017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96781 + ... + 650771.

It is an arithmetic number, because the mean of its divisors is an integer number (7212975840).

Almost surely, 2^207068540016 is an apocalyptic number.

207068540016 is a gapful number since it is divisible by the number (26) 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 207068540016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288519033600).

207068540016 is an abundant number, since it is smaller than the sum of its proper divisors (369969527184).

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

207068540016 is a wasteful number, since it uses less digits than its factorization.

207068540016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554614 (or 554608 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 207068540016 in words is "two hundred seven billion, sixty-eight million, five hundred forty thousand, sixteen".