4545461320 has 64 divisors (see below), whose sum is σ = 10361894400. Its totient is φ = 1794389760.

The previous prime is 4545461317. The next prime is 4545461423. The reversal of 4545461320 is 231645454.

It is a super-2 number, since 2×4545461320² = 41322437223232284800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179637 + ... + 1183483.

It is an arithmetic number, because the mean of its divisors is an integer number (161904600).

Almost surely, 2^4545461320 is an apocalyptic number.

4545461320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4545461320 is an abundant number, since it is smaller than the sum of its proper divisors (5816433080).

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

4545461320 is a wasteful number, since it uses less digits than its factorization.

4545461320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4238 (or 4234 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 4545461320 is about 67420.0364876792. The cubic root of 4545461320 is about 1656.5046353105.

The spelling of 4545461320 in words is "four billion, five hundred forty-five million, four hundred sixty-one thousand, three hundred twenty".