45531222010 has 64 divisors (see below), whose sum is σ = 85483550880. Its totient is φ = 17446993920.

The previous prime is 45531221987. The next prime is 45531222017. The reversal of 45531222010 is 1022213554.

It can be written as a sum of positive squares in 16 ways, for example, as 4744592161 + 40786629849 = 68881^2 + 201957^2 .

It is not an unprimeable number, because it can be changed into a prime (45531222017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6970426 + ... + 6976954.

Almost surely, 2^45531222010 is an apocalyptic number.

45531222010 is a deficient number, since it is larger than the sum of its proper divisors (39952328870).

45531222010 is a wasteful number, since it uses less digits than its factorization.

45531222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 45531222010 its reverse (1022213554), we get a palindrome (46553435564).

The spelling of 45531222010 in words is "forty-five billion, five hundred thirty-one million, two hundred twenty-two thousand, ten".