4545455000 has 40 divisors (see below), whose sum is σ = 10650012780. Its totient is φ = 1818180000.

The previous prime is 4545454967. The next prime is 4545455027. The reversal of 4545455000 is 5545454.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×4545455000² = 41322322314050000000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 449546 + ... + 459545.

Almost surely, 2^4545455000 is an apocalyptic number.

4545455000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4545455000 is an abundant number, since it is smaller than the sum of its proper divisors (6104557780).

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

4545455000 is an equidigital number, since it uses as much as digits as its factorization.

4545455000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909117 (or 909098 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 4545455000 is about 67419.9896173234. The cubic root of 4545455000 is about 1656.5038675766.

The spelling of 4545455000 in words is "four billion, five hundred forty-five million, four hundred fifty-five thousand".