104144312402 has 16 divisors (see below), whose sum is σ = 172779962712. Its totient is φ = 46767507840.

The previous prime is 104144312399. The next prime is 104144312411. The reversal of 104144312402 is 204213441401.

It can be written as a sum of positive squares in 4 ways, for example, as 91591574881 + 12552737521 = 302641^2 + 112039^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 54128099 + ... + 54130022.

Almost surely, 2^104144312402 is an apocalyptic number.

104144312402 is a deficient number, since it is larger than the sum of its proper divisors (68635650310).

104144312402 is a wasteful number, since it uses less digits than its factorization.

104144312402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108258173.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 104144312402 its reverse (204213441401), we get a palindrome (308357753803).

The spelling of 104144312402 in words is "one hundred four billion, one hundred forty-four million, three hundred twelve thousand, four hundred two".