69297560066 has 16 divisors (see below), whose sum is σ = 118890960000. Its totient is φ = 29675168640.

The previous prime is 69297560051. The next prime is 69297560117. The reversal of 69297560066 is 66006579296.

It is a super-2 number, since 2×69297560066² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 69297559993 and 69297560020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1964030 + ... + 1999001.

It is an arithmetic number, because the mean of its divisors is an integer number (7430685000).

Almost surely, 2^69297560066 is an apocalyptic number.

69297560066 is a deficient number, since it is larger than the sum of its proper divisors (49593399934).

69297560066 is a wasteful number, since it uses less digits than its factorization.

69297560066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3964289.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The spelling of 69297560066 in words is "sixty-nine billion, two hundred ninety-seven million, five hundred sixty thousand, sixty-six".