45215110225 has 12 divisors (see below), whose sum is σ = 56581113820. Its totient is φ = 35840232000.

The previous prime is 45215110223. The next prime is 45215110249. The reversal of 45215110225 is 52201151254.

It can be written as a sum of positive squares in 6 ways, for example, as 7158513664 + 38056596561 = 84608^2 + 195081^2 .

It is not a de Polignac number, because 45215110225 - 2¹ = 45215110223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45215110193 and 45215110202.

It is not an unprimeable number, because it can be changed into a prime (45215110223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8293626 + ... + 8299075.

Almost surely, 2^45215110225 is an apocalyptic number.

It is an amenable number.

45215110225 is a deficient number, since it is larger than the sum of its proper divisors (11366003595).

45215110225 is a wasteful number, since it uses less digits than its factorization.

45215110225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16592820 (or 16592815 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 45215110225 its reverse (52201151254), we get a palindrome (97416261479).

The spelling of 45215110225 in words is "forty-five billion, two hundred fifteen million, one hundred ten thousand, two hundred twenty-five".