5545020052 has 72 divisors (see below), whose sum is σ = 11883097800. Its totient is φ = 2246280960.

The previous prime is 5545020029. The next prime is 5545020053. The reversal of 5545020052 is 2500205455.

It can be written as a sum of positive squares in 4 ways, for example, as 520478596 + 5024541456 = 22814^2 + 70884^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5545020052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545020053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167274 + ... + 197662.

It is an arithmetic number, because the mean of its divisors is an integer number (165043025).

Almost surely, 2^5545020052 is an apocalyptic number.

5545020052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5545020052 is an abundant number, since it is smaller than the sum of its proper divisors (6338077748).

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

5545020052 is a wasteful number, since it uses less digits than its factorization.

5545020052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30457 (or 30444 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5545020052 is about 74464.8914052790. The cubic root of 5545020052 is about 1769.9773425340.

The spelling of 5545020052 in words is "five billion, five hundred forty-five million, twenty thousand, fifty-two".