4545815604 has 72 divisors (see below), whose sum is σ = 11672416224. Its totient is φ = 1375915200.

The previous prime is 4545815581. The next prime is 4545815633. The reversal of 4545815604 is 4065185454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2004079 + ... + 2006345.

It is an arithmetic number, because the mean of its divisors is an integer number (162116892).

Almost surely, 2^4545815604 is an apocalyptic number.

4545815604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4545815604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5836208112).

4545815604 is an abundant number, since it is smaller than the sum of its proper divisors (7126600620).

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

4545815604 is a wasteful number, since it uses less digits than its factorization.

4545815604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677 (or 3664 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

The square root of 4545815604 is about 67422.6638749909. The cubic root of 4545815604 is about 1656.5476714881.

The spelling of 4545815604 in words is "four billion, five hundred forty-five million, eight hundred fifteen thousand, six hundred four".