545481464 has 16 divisors (see below), whose sum is σ = 1115757720. Its totient is φ = 247946080.

The previous prime is 545481463. The next prime is 545481479. The reversal of 545481464 is 464184545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545481463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3099239 + ... + 3099414.

Almost surely, 2^545481464 is an apocalyptic number.

It is an amenable number.

545481464 is an abundant number, since it is smaller than the sum of its proper divisors (570276256).

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

545481464 is a wasteful number, since it uses less digits than its factorization.

545481464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6198670 (or 6198666 counting only the distinct ones).

The product of its digits is 307200, while the sum is 41.

The square root of 545481464 is about 23355.5446093642. The cubic root of 545481464 is about 817.0713812068.

The spelling of 545481464 in words is "five hundred forty-five million, four hundred eighty-one thousand, four hundred sixty-four".