69426299444 has 6 divisors (see below), whose sum is σ = 121496024034. Its totient is φ = 34713149720.

The previous prime is 69426299441. The next prime is 69426299447. The reversal of 69426299444 is 44499262496.

It is an interprime number because it is at equal distance from previous prime (69426299441) and next prime (69426299447).

It can be written as a sum of positive squares in only one way, i.e., 59444291344 + 9982008100 = 243812^2 + 99910^2 .

It is a super-2 number, since 2×69426299444² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69426299441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8678287427 + ... + 8678287434.

It is an arithmetic number, because the mean of its divisors is an integer number (20249337339).

Almost surely, 2^69426299444 is an apocalyptic number.

It is an amenable number.

69426299444 is a deficient number, since it is larger than the sum of its proper divisors (52069724590).

69426299444 is a wasteful number, since it uses less digits than its factorization.

69426299444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17356574865 (or 17356574863 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 59.

The spelling of 69426299444 in words is "sixty-nine billion, four hundred twenty-six million, two hundred ninety-nine thousand, four hundred forty-four".