73220006858 has 8 divisors (see below), whose sum is σ = 110567124900. Its totient is φ = 36364298560.

The previous prime is 73220006837. The next prime is 73220006861. The reversal of 73220006858 is 85860002237.

It can be written as a sum of positive squares in 2 ways, for example, as 67614040729 + 5605966129 = 260027^2 + 74873^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×73220006858² (a number of 23 digits) contains 22 as substring.

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, 122852063 + ... + 122852658.

Almost surely, 2^73220006858 is an apocalyptic number.

73220006858 is a deficient number, since it is larger than the sum of its proper divisors (37347118042).

73220006858 is a wasteful number, since it uses less digits than its factorization.

73220006858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245704872.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 73220006858 in words is "seventy-three billion, two hundred twenty million, six thousand, eight hundred fifty-eight".