45031538546 has 16 divisors (see below), whose sum is σ = 69896096640. Its totient is φ = 21733274640.

The previous prime is 45031538507. The next prime is 45031538557. The reversal of 45031538546 is 64583513054.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45031538497 and 45031538506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103685 + ... + 317511.

It is an arithmetic number, because the mean of its divisors is an integer number (4368506040).

Almost surely, 2^45031538546 is an apocalyptic number.

45031538546 is a deficient number, since it is larger than the sum of its proper divisors (24864558094).

45031538546 is a wasteful number, since it uses less digits than its factorization.

45031538546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217489.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 45031538546 in words is "forty-five billion, thirty-one million, five hundred thirty-eight thousand, five hundred forty-six".