4545450532 has 24 divisors (see below), whose sum is σ = 9486158976. Its totient is φ = 1863352128.

The previous prime is 4545450487. The next prime is 4545450551. The reversal of 4545450532 is 2350545454.

It is a super-2 number, since 2×4545450532² = 41322241077718166048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4545450491 and 4545450500.

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, 3528433 + ... + 3529720.

It is an arithmetic number, because the mean of its divisors is an integer number (395256624).

Almost surely, 2^4545450532 is an apocalyptic number.

It is an amenable number.

4545450532 is an abundant number, since it is smaller than the sum of its proper divisors (4940708444).

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

4545450532 is a wasteful number, since it uses less digits than its factorization.

4545450532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7058187 (or 7058185 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 37.

The square root of 4545450532 is about 67419.9564817421. The cubic root of 4545450532 is about 1656.5033248175.

Adding to 4545450532 its reverse (2350545454), we get a palindrome (6895995986).

The spelling of 4545450532 in words is "four billion, five hundred forty-five million, four hundred fifty thousand, five hundred thirty-two".