69727322368 has 288 divisors, whose sum is σ = 165722941440. Its totient is φ = 28940820480.

The previous prime is 69727322363. The next prime is 69727322389. The reversal of 69727322368 is 86322372796.

It is a super-2 number, since 2×69727322368² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (69727322363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189992521 + ... + 189992887.

It is an arithmetic number, because the mean of its divisors is an integer number (575426880).

Almost surely, 2^69727322368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69727322368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82861470720).

69727322368 is an abundant number, since it is smaller than the sum of its proper divisors (95995619072).

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

69727322368 is a wasteful number, since it uses less digits than its factorization.

69727322368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 519 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 55.

The spelling of 69727322368 in words is "sixty-nine billion, seven hundred twenty-seven million, three hundred twenty-two thousand, three hundred sixty-eight".