104534428820449 has 4 divisors (see below), whose sum is σ = 104652814357936. Its totient is φ = 104416043282964.

The previous prime is 104534428820447. The next prime is 104534428820557. The reversal of 104534428820449 is 944028824435401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104534428820449 - 2¹ = 104534428820447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104534428820393 and 104534428820402.

It is not an unprimeable number, because it can be changed into a prime (104534428820447) 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, 59192767419 + ... + 59192769184.

It is an arithmetic number, because the mean of its divisors is an integer number (26163203589484).

Almost surely, 2^{104534428820449} is an apocalyptic number.

It is an amenable number.

104534428820449 is a deficient number, since it is larger than the sum of its proper divisors (118385537487).

104534428820449 is an equidigital number, since it uses as much as digits as its factorization.

104534428820449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118385537486.

The product of its (nonzero) digits is 35389440, while the sum is 58.

The spelling of 104534428820449 in words is "one hundred four trillion, five hundred thirty-four billion, four hundred twenty-eight million, eight hundred twenty thousand, four hundred forty-nine".