6458891796 has 72 divisors (see below), whose sum is σ = 18895269120. Its totient is φ = 1822032576.

The previous prime is 6458891771. The next prime is 6458891843. The reversal of 6458891796 is 6971988546.

6458891796 is a `hidden beast` number, since 6 + 458 + 8 + 9 + 179 + 6 = 666.

It is a super-2 number, since 2×6458891796² = 83434566464872211232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142311 + ... + 182126.

Almost surely, 2^6458891796 is an apocalyptic number.

It is an amenable number.

6458891796 is an abundant number, since it is smaller than the sum of its proper divisors (12436377324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6458891796 is a wasteful number, since it uses less digits than its factorization.

6458891796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324533 (or 324528 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The square root of 6458891796 is about 80367.2308593496. The cubic root of 6458891796 is about 1862.3129775483.

The spelling of 6458891796 in words is "six billion, four hundred fifty-eight million, eight hundred ninety-one thousand, seven hundred ninety-six".