45545315032 has 32 divisors (see below), whose sum is σ = 99673643520. Its totient is φ = 19104112800.

The previous prime is 45545315027. The next prime is 45545315033. The reversal of 45545315032 is 23051354554.

It is a super-2 number, since 2×45545315032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45545314982 and 45545315000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545315033) 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 7 ways as a sum of consecutive naturals, for example, 8649594 + ... + 8654857.

It is an arithmetic number, because the mean of its divisors is an integer number (3114801360).

Almost surely, 2^45545315032 is an apocalyptic number.

It is an amenable number.

45545315032 is an abundant number, since it is smaller than the sum of its proper divisors (54128328488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45545315032 is a wasteful number, since it uses less digits than its factorization.

45545315032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17304511 (or 17304507 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 45545315032 its reverse (23051354554), we get a palindrome (68596669586).

The spelling of 45545315032 in words is "forty-five billion, five hundred forty-five million, three hundred fifteen thousand, thirty-two".