5451545432 has 16 divisors (see below), whose sum is σ = 10284359640. Its totient is φ = 2709049536.

The previous prime is 5451545387. The next prime is 5451545441. The reversal of 5451545432 is 2345451545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2089013 + ... + 2091620.

Almost surely, 2^5451545432 is an apocalyptic number.

It is an amenable number.

5451545432 is a deficient number, since it is larger than the sum of its proper divisors (4832814208).

5451545432 is a wasteful number, since it uses less digits than its factorization.

5451545432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180802 (or 4180798 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The square root of 5451545432 is about 73834.5815455062. The cubic root of 5451545432 is about 1759.9751881833.

Adding to 5451545432 its reverse (2345451545), we get a palindrome (7796996977).

The spelling of 5451545432 in words is "five billion, four hundred fifty-one million, five hundred forty-five thousand, four hundred thirty-two".