15554412352159 has 2 divisors, whose sum is σ = 15554412352160. Its totient is φ = 15554412352158.

The previous prime is 15554412352151. The next prime is 15554412352207. The reversal of 15554412352159 is 95125321445551.

15554412352159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15554412352159 - 2³ = 15554412352151 is a prime.

It is a super-2 number, since 2×15554412352159² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15554412352151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7777206176079 + 7777206176080.

It is an arithmetic number, because the mean of its divisors is an integer number (7777206176080).

Almost surely, 2^{15554412352159} is an apocalyptic number.

15554412352159 is a deficient number, since it is larger than the sum of its proper divisors (1).

15554412352159 is an equidigital number, since it uses as much as digits as its factorization.

15554412352159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400000, while the sum is 52.

The spelling of 15554412352159 in words is "fifteen trillion, five hundred fifty-four billion, four hundred twelve million, three hundred fifty-two thousand, one hundred fifty-nine".