5228151640 has 32 divisors (see below), whose sum is σ = 11785966560. Its totient is φ = 2087238400.

The previous prime is 5228151589. The next prime is 5228151659. The reversal of 5228151640 is 461518225.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5228151596 and 5228151605.

It is a congruent 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, 104596 + ... + 146275.

It is an arithmetic number, because the mean of its divisors is an integer number (368311455).

Almost surely, 2^5228151640 is an apocalyptic number.

It is an amenable number.

5228151640 is an abundant number, since it is smaller than the sum of its proper divisors (6557814920).

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

5228151640 is a wasteful number, since it uses less digits than its factorization.

5228151640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251403 (or 251399 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 5228151640 is about 72305.9585373156. The cubic root of 5228151640 is about 1735.5990025341.

Adding to 5228151640 its reverse (461518225), we get a palindrome (5689669865).

The spelling of 5228151640 in words is "five billion, two hundred twenty-eight million, one hundred fifty-one thousand, six hundred forty".