4545505048 has 32 divisors (see below), whose sum is σ = 9742786560. Its totient is φ = 1947589920.

The previous prime is 4545505039. The next prime is 4545505049. The reversal of 4545505048 is 8405055454.

It is a super-2 number, since 2×4545505048² = 41323232282786964608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4545505048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545505049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304233 + ... + 318823.

It is an arithmetic number, because the mean of its divisors is an integer number (304462080).

Almost surely, 2^4545505048 is an apocalyptic number.

It is an amenable number.

4545505048 is an abundant number, since it is smaller than the sum of its proper divisors (5197281512).

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

4545505048 is a wasteful number, since it uses less digits than its factorization.

4545505048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20167 (or 20163 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

The square root of 4545505048 is about 67420.3607821851. The cubic root of 4545505048 is about 1656.5099472321.

The spelling of 4545505048 in words is "four billion, five hundred forty-five million, five hundred five thousand, forty-eight".