15254543544055 has 16 divisors (see below), whose sum is σ = 19271439083520. Its totient is φ = 11559813079968.

The previous prime is 15254543544049. The next prime is 15254543544089. The reversal of 15254543544055 is 55044534545251.

It is a cyclic number.

It is not a de Polignac number, because 15254543544055 - 2³ = 15254543544047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15254543543993 and 15254543544011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9867387 + ... + 11308156.

It is an arithmetic number, because the mean of its divisors is an integer number (1204464942720).

Almost surely, 2^{15254543544055} is an apocalyptic number.

15254543544055 is a deficient number, since it is larger than the sum of its proper divisors (4016895539465).

15254543544055 is a wasteful number, since it uses less digits than its factorization.

15254543544055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21183150.

The product of its (nonzero) digits is 24000000, while the sum is 52.

The spelling of 15254543544055 in words is "fifteen trillion, two hundred fifty-four billion, five hundred forty-three million, five hundred forty-four thousand, fifty-five".