67471426858 has 12 divisors (see below), whose sum is σ = 111244212450. Its totient is φ = 30668830280.

The previous prime is 67471426819. The next prime is 67471426861. The reversal of 67471426858 is 85862417476.

It can be written as a sum of positive squares in only one way, i.e., 52012731969 + 15458694889 = 228063^2 + 124333^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139403533 + ... + 139404016.

Almost surely, 2^67471426858 is an apocalyptic number.

67471426858 is a deficient number, since it is larger than the sum of its proper divisors (43772785592).

67471426858 is a wasteful number, since it uses less digits than its factorization.

67471426858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278807573 (or 278807562 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 58.

The spelling of 67471426858 in words is "sixty-seven billion, four hundred seventy-one million, four hundred twenty-six thousand, eight hundred fifty-eight".