45711389522 has 18 divisors (see below), whose sum is σ = 72845889903. Its totient is φ = 21508823232.

The previous prime is 45711389497. The next prime is 45711389531. The reversal of 45711389522 is 22598311754.

It can be written as a sum of positive squares in 5 ways, for example, as 17742506401 + 27968883121 = 133201^2 + 167239^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=151181.

It is a super-2 number, since 2×45711389522² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5135708 + ... + 5144600.

Almost surely, 2^45711389522 is an apocalyptic number.

45711389522 is a deficient number, since it is larger than the sum of its proper divisors (27134500381).

45711389522 is an frugal number, since it uses more digits than its factorization.

45711389522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17822 (or 8912 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The spelling of 45711389522 in words is "forty-five billion, seven hundred eleven million, three hundred eighty-nine thousand, five hundred twenty-two".