794432009861458 has 32 divisors (see below), whose sum is σ = 1233038236595760. Its totient is φ = 383425917987840.

The previous prime is 794432009861407. The next prime is 794432009861471. The reversal of 794432009861458 is 854168900234497.

It can be written as a sum of positive squares in 8 ways, for example, as 71840999472649 + 722591010388809 = 8475907^2 + 26881053^2 .

It is a super-2 number, since 2×794432009861458² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4363936918 + ... + 4364118958.

It is a 1-persistent number, because it is pandigital, but 2⋅794432009861458 = 1588864019722916 is not.

Almost surely, 2^{794432009861458} is an apocalyptic number.

794432009861458 is a deficient number, since it is larger than the sum of its proper divisors (438606226734302).

794432009861458 is a wasteful number, since it uses less digits than its factorization.

794432009861458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199902.

The product of its (nonzero) digits is 418037760, while the sum is 70.

The spelling of 794432009861458 in words is "seven hundred ninety-four trillion, four hundred thirty-two billion, nine million, eight hundred sixty-one thousand, four hundred fifty-eight".