104511598972779 has 4 divisors (see below), whose sum is σ = 139348798630376. Its totient is φ = 69674399315184.

The previous prime is 104511598972747. The next prime is 104511598972787. The reversal of 104511598972779 is 977279895115401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 104511598972779 - 2⁵ = 104511598972747 is a prime.

It is a super-3 number, since 3×104511598972779³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104511598972779.

It is not an unprimeable number, because it can be changed into a prime (104511598972709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17418599828794 + ... + 17418599828799.

It is an arithmetic number, because the mean of its divisors is an integer number (34837199657594).

Almost surely, 2^{104511598972779} is an apocalyptic number.

104511598972779 is a deficient number, since it is larger than the sum of its proper divisors (34837199657597).

104511598972779 is an equidigital number, since it uses as much as digits as its factorization.

104511598972779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34837199657596.

The product of its (nonzero) digits is 400075200, while the sum is 75.

The spelling of 104511598972779 in words is "one hundred four trillion, five hundred eleven billion, five hundred ninety-eight million, nine hundred seventy-two thousand, seven hundred seventy-nine".