1522500042226 has 8 divisors (see below), whose sum is σ = 2315034311004. Its totient is φ = 750821938560.

The previous prime is 1522500042181. The next prime is 1522500042233. The reversal of 1522500042226 is 6222400052251.

It can be written as a sum of positive squares in 2 ways, for example, as 1491170688225 + 31329354001 = 1221135^2 + 177001^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5214041095 + ... + 5214041386.

Almost surely, 2^{1522500042226} is an apocalyptic number.

1522500042226 is a deficient number, since it is larger than the sum of its proper divisors (792534268778).

1522500042226 is a wasteful number, since it uses less digits than its factorization.

1522500042226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10428082556.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 1522500042226 its reverse (6222400052251), we get a palindrome (7744900094477).

The spelling of 1522500042226 in words is "one trillion, five hundred twenty-two billion, five hundred million, forty-two thousand, two hundred twenty-six".