45082237538 has 18 divisors (see below), whose sum is σ = 73231632099. Its totient is φ = 20805384912.

The previous prime is 45082237531. The next prime is 45082237553. The reversal of 45082237538 is 83573228054.

It can be written as a sum of positive squares in 5 ways, for example, as 31667270209 + 13414967329 = 177953^2 + 115823^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=150137.

It is a super-3 number, since 3×45082237538³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45082237492 and 45082237501.

It is not an unprimeable number, because it can be changed into a prime (45082237531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3897788 + ... + 3909336.

Almost surely, 2^45082237538 is an apocalyptic number.

45082237538 is a deficient number, since it is larger than the sum of its proper divisors (28149394561).

45082237538 is an frugal number, since it uses more digits than its factorization.

45082237538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23126 (or 11564 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 45082237538 in words is "forty-five billion, eighty-two million, two hundred thirty-seven thousand, five hundred thirty-eight".