15314201522155 has 4 divisors (see below), whose sum is σ = 18377041826592. Its totient is φ = 12251361217720.

The previous prime is 15314201522099. The next prime is 15314201522167. The reversal of 15314201522155 is 55122510241351.

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

It is not a de Polignac number, because 15314201522155 - 2⁷ = 15314201522027 is a prime.

It is a super-2 number, since 2×15314201522155² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531420152211 + ... + 1531420152220.

It is an arithmetic number, because the mean of its divisors is an integer number (4594260456648).

Almost surely, 2^{15314201522155} is an apocalyptic number.

15314201522155 is a deficient number, since it is larger than the sum of its proper divisors (3062840304437).

15314201522155 is an equidigital number, since it uses as much as digits as its factorization.

15314201522155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062840304436.

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 15314201522155 in words is "fifteen trillion, three hundred fourteen billion, two hundred one million, five hundred twenty-two thousand, one hundred fifty-five".