42334378868 has 6 divisors (see below), whose sum is σ = 74085163026. Its totient is φ = 21167189432.

The previous prime is 42334378811. The next prime is 42334378909. The reversal of 42334378868 is 86887343324.

It can be written as a sum of positive squares in only one way, i.e., 38939918224 + 3394460644 = 197332^2 + 58262^2 .

It is a super-2 number, since 2×42334378868² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5291797355 + ... + 5291797362.

It is an arithmetic number, because the mean of its divisors is an integer number (12347527171).

Almost surely, 2^42334378868 is an apocalyptic number.

It is an amenable number.

42334378868 is a deficient number, since it is larger than the sum of its proper divisors (31750784158).

42334378868 is a wasteful number, since it uses less digits than its factorization.

42334378868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10583594721 (or 10583594719 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 56.

The spelling of 42334378868 in words is "forty-two billion, three hundred thirty-four million, three hundred seventy-eight thousand, eight hundred sixty-eight".