69068816272 has 20 divisors (see below), whose sum is σ = 133828957836. Its totient is φ = 34532311040.

The previous prime is 69068816221. The next prime is 69068816287. The reversal of 69068816272 is 27261886096.

It can be written as a sum of positive squares in 2 ways, for example, as 2826410896 + 66242405376 = 53164^2 + 257376^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160272 + ... + 404752.

Almost surely, 2^69068816272 is an apocalyptic number.

It is an amenable number.

69068816272 is a deficient number, since it is larger than the sum of its proper divisors (64760141564).

69068816272 is a wasteful number, since it uses less digits than its factorization.

69068816272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262146 (or 262140 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 69068816272 in words is "sixty-nine billion, sixty-eight million, eight hundred sixteen thousand, two hundred seventy-two".