104405211545 has 16 divisors (see below), whose sum is σ = 128874376512. Its totient is φ = 81165082560.

The previous prime is 104405211523. The next prime is 104405211553. The reversal of 104405211545 is 545112504401.

It is a happy number.

It is not a de Polignac number, because 104405211545 - 2⁶ = 104405211481 is a prime.

It is a Duffinian number.

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, 2036807 + ... + 2087436.

It is an arithmetic number, because the mean of its divisors is an integer number (8054648532).

Almost surely, 2^104405211545 is an apocalyptic number.

It is an amenable number.

104405211545 is a deficient number, since it is larger than the sum of its proper divisors (24469164967).

104405211545 is an equidigital number, since it uses as much as digits as its factorization.

104405211545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124392.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 104405211545 its reverse (545112504401), we get a palindrome (649517715946).

The spelling of 104405211545 in words is "one hundred four billion, four hundred five million, two hundred eleven thousand, five hundred forty-five".