5311146220 has 24 divisors (see below), whose sum is σ = 11185017984. Its totient is φ = 2118437376.

The previous prime is 5311146187. The next prime is 5311146233. The reversal of 5311146220 is 226411135.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369084 + ... + 383203.

It is an arithmetic number, because the mean of its divisors is an integer number (466042416).

Almost surely, 2^5311146220 is an apocalyptic number.

It is an amenable number.

5311146220 is an abundant number, since it is smaller than the sum of its proper divisors (5873871764).

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

5311146220 is a wasteful number, since it uses less digits than its factorization.

5311146220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752649 (or 752647 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 5311146220 is about 72877.6112396667. The cubic root of 5311146220 is about 1744.7347834352.

Adding to 5311146220 its reverse (226411135), we get a palindrome (5537557355).

The spelling of 5311146220 in words is "five billion, three hundred eleven million, one hundred forty-six thousand, two hundred twenty".