5215354020 has 96 divisors (see below), whose sum is σ = 16237549440. Its totient is φ = 1389732480.

The previous prime is 5215354009. The next prime is 5215354021. The reversal of 5215354020 is 204535125.

It is a happy number.

5215354020 is a `hidden beast` number, since 52 + 1 + 53 + 540 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5215354021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 975274 + ... + 980606.

It is an arithmetic number, because the mean of its divisors is an integer number (169141140).

Almost surely, 2^5215354020 is an apocalyptic number.

It is an amenable number.

5215354020 is an abundant number, since it is smaller than the sum of its proper divisors (11022195420).

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

5215354020 is a wasteful number, since it uses less digits than its factorization.

5215354020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7162 (or 7154 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 5215354020 is about 72217.4080121961. The cubic root of 5215354020 is about 1734.1816957388.

Adding to 5215354020 its reverse (204535125), we get a palindrome (5419889145).

The spelling of 5215354020 in words is "five billion, two hundred fifteen million, three hundred fifty-four thousand, twenty".