79805962258 has 16 divisors (see below), whose sum is σ = 136269470016. Its totient is φ = 34698244240.

The previous prime is 79805962241. The next prime is 79805962277. The reversal of 79805962258 is 85226950897.

It is a super-2 number, since 2×79805962258² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 79805962196 and 79805962205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78859141 + ... + 78860152.

It is an arithmetic number, because the mean of its divisors is an integer number (8516841876).

Almost surely, 2^79805962258 is an apocalyptic number.

79805962258 is a deficient number, since it is larger than the sum of its proper divisors (56463507758).

79805962258 is a wasteful number, since it uses less digits than its factorization.

79805962258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157719329.

The product of its (nonzero) digits is 21772800, while the sum is 61.

The spelling of 79805962258 in words is "seventy-nine billion, eight hundred five million, nine hundred sixty-two thousand, two hundred fifty-eight".