545421515332 has 24 divisors (see below), whose sum is σ = 981493567040. Its totient is φ = 265012961760.

The previous prime is 545421515293. The next prime is 545421515347. The reversal of 545421515332 is 233515124545.

It is a super-2 number, since 2×545421515332² (a number of 24 digits) contains 22 as substring.

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, 2152032 + ... + 2392087.

Almost surely, 2^545421515332 is an apocalyptic number.

It is an amenable number.

545421515332 is a deficient number, since it is larger than the sum of its proper divisors (436072051708).

545421515332 is a wasteful number, since it uses less digits than its factorization.

545421515332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544971 (or 4544969 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

Adding to 545421515332 its reverse (233515124545), we get a palindrome (778936639877).

The spelling of 545421515332 in words is "five hundred forty-five billion, four hundred twenty-one million, five hundred fifteen thousand, three hundred thirty-two".