5214521004 has 72 divisors (see below), whose sum is σ = 15440419008. Its totient is φ = 1354419360.

The previous prime is 5214520991. The next prime is 5214521047. The reversal of 5214521004 is 4001254125.

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, 396634 + ... + 409569.

It is an arithmetic number, because the mean of its divisors is an integer number (214450264).

Almost surely, 2^5214521004 is an apocalyptic number.

It is an amenable number.

5214521004 is an abundant number, since it is smaller than the sum of its proper divisors (10225898004).

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

5214521004 is a wasteful number, since it uses less digits than its factorization.

5214521004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806235 (or 806226 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5214521004 is about 72211.6403635868. The cubic root of 5214521004 is about 1734.0893608105.

Adding to 5214521004 its reverse (4001254125), we get a palindrome (9215775129).

The spelling of 5214521004 in words is "five billion, two hundred fourteen million, five hundred twenty-one thousand, four".