2015135645228 has 12 divisors (see below), whose sum is σ = 3526499977392. Its totient is φ = 1007564223120.

The previous prime is 2015135645227. The next prime is 2015135645273. The reversal of 2015135645228 is 8225465315102.

It is not an unprimeable number, because it can be changed into a prime (2015135645227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660326 + ... + 2113362.

It is an arithmetic number, because the mean of its divisors is an integer number (293874998116).

Almost surely, 2^{2015135645228} is an apocalyptic number.

It is an amenable number.

2015135645228 is a deficient number, since it is larger than the sum of its proper divisors (1511364332164).

2015135645228 is a wasteful number, since it uses less digits than its factorization.

2015135645228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799752 (or 1799750 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 2015135645228 in words is "two trillion, fifteen billion, one hundred thirty-five million, six hundred forty-five thousand, two hundred twenty-eight".