15135545155 has 8 divisors (see below), whose sum is σ = 18411458112. Its totient is φ = 11942566848.

The previous prime is 15135545107. The next prime is 15135545171. The reversal of 15135545155 is 55154553151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15135545155 - 2¹⁷ = 15135414083 is a prime.

It is a Duffinian number.

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, 20733259 + ... + 20733988.

It is an arithmetic number, because the mean of its divisors is an integer number (2301432264).

Almost surely, 2^15135545155 is an apocalyptic number.

15135545155 is a deficient number, since it is larger than the sum of its proper divisors (3275912957).

15135545155 is an equidigital number, since it uses as much as digits as its factorization.

15135545155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41467325.

The product of its digits is 187500, while the sum is 40.

The spelling of 15135545155 in words is "fifteen billion, one hundred thirty-five million, five hundred forty-five thousand, one hundred fifty-five".