45031538548 has 6 divisors (see below), whose sum is σ = 78805192466. Its totient is φ = 22515769272.

The previous prime is 45031538507. The next prime is 45031538557. The reversal of 45031538548 is 84583513054.

It can be written as a sum of positive squares in only one way, i.e., 25437698064 + 19593840484 = 159492^2 + 139978^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45031538498 and 45031538507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5628942315 + ... + 5628942322.

Almost surely, 2^45031538548 is an apocalyptic number.

It is an amenable number.

45031538548 is a deficient number, since it is larger than the sum of its proper divisors (33773653918).

45031538548 is a wasteful number, since it uses less digits than its factorization.

45031538548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11257884641 (or 11257884639 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 46.

The spelling of 45031538548 in words is "forty-five billion, thirty-one million, five hundred thirty-eight thousand, five hundred forty-eight".