102104404415 has 16 divisors (see below), whose sum is σ = 136206771456. Its totient is φ = 72967910400.

The previous prime is 102104404387. The next prime is 102104404417. The reversal of 102104404415 is 514404401201.

It is not a de Polignac number, because 102104404415 - 2²⁶ = 102037295551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102104404417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25334066 + ... + 25338095.

It is an arithmetic number, because the mean of its divisors is an integer number (8512923216).

Almost surely, 2^102104404415 is an apocalyptic number.

102104404415 is a deficient number, since it is larger than the sum of its proper divisors (34102367041).

102104404415 is a wasteful number, since it uses less digits than its factorization.

102104404415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50672210.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 102104404415 its reverse (514404401201), we get a palindrome (616508805616).

The spelling of 102104404415 in words is "one hundred two billion, one hundred four million, four hundred four thousand, four hundred fifteen".