69142926344 has 16 divisors (see below), whose sum is σ = 129673533420. Its totient is φ = 34563317440.

The previous prime is 69142926319. The next prime is 69142926361. The reversal of 69142926344 is 44362924196.

It can be written as a sum of positive squares in 2 ways, for example, as 55619562244 + 13523364100 = 235838^2 + 116290^2 .

It is a junction number, because it is equal to n+sod(n) for n = 69142926292 and 69142926301.

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 3 ways as a sum of consecutive naturals, for example, 982067 + ... + 1050114.

Almost surely, 2^69142926344 is an apocalyptic number.

It is an amenable number.

69142926344 is a deficient number, since it is larger than the sum of its proper divisors (60530607076).

69142926344 is a wasteful number, since it uses less digits than its factorization.

69142926344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036440 (or 2036436 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 50.

The spelling of 69142926344 in words is "sixty-nine billion, one hundred forty-two million, nine hundred twenty-six thousand, three hundred forty-four".