1521044162228 has 12 divisors (see below), whose sum is σ = 2661840498240. Its totient is φ = 760518305592.

The previous prime is 1521044162207. The next prime is 1521044162251. The reversal of 1521044162228 is 8222614401251.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1521044162191 and 1521044162200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87893 + ... + 1746371.

It is an arithmetic number, because the mean of its divisors is an integer number (221820041520).

Almost surely, 2^{1521044162228} is an apocalyptic number.

It is an amenable number.

1521044162228 is a deficient number, since it is larger than the sum of its proper divisors (1140796336012).

1521044162228 is a wasteful number, since it uses less digits than its factorization.

1521044162228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887766 (or 1887764 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

Adding to 1521044162228 its reverse (8222614401251), we get a palindrome (9743658563479).

The spelling of 1521044162228 in words is "one trillion, five hundred twenty-one billion, forty-four million, one hundred sixty-two thousand, two hundred twenty-eight".