15404242414355 has 4 divisors (see below), whose sum is σ = 18485090897232. Its totient is φ = 12323393931480.

The previous prime is 15404242414349. The next prime is 15404242414373. The reversal of 15404242414355 is 55341424240451.

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

It is a de Polignac number, because none of the positive numbers 2^k-15404242414355 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1540424241431 + ... + 1540424241440.

It is an arithmetic number, because the mean of its divisors is an integer number (4621272724308).

Almost surely, 2^{15404242414355} is an apocalyptic number.

15404242414355 is a deficient number, since it is larger than the sum of its proper divisors (3080848482877).

15404242414355 is an equidigital number, since it uses as much as digits as its factorization.

15404242414355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080848482876.

The product of its (nonzero) digits is 1536000, while the sum is 44.

The spelling of 15404242414355 in words is "fifteen trillion, four hundred four billion, two hundred forty-two million, four hundred fourteen thousand, three hundred fifty-five".