5101802778228 has 96 divisors (see below), whose sum is σ = 13263534345600. Its totient is φ = 1515477379584.

The previous prime is 5101802778203. The next prime is 5101802778253. The reversal of 5101802778228 is 8228772081015.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5101802778203) and next prime (5101802778253).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41437183 + ... + 41560121.

It is an arithmetic number, because the mean of its divisors is an integer number (138161816100).

Almost surely, 2^{5101802778228} is an apocalyptic number.

5101802778228 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5101802778228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6631767172800).

5101802778228 is an abundant number, since it is smaller than the sum of its proper divisors (8161731567372).

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

5101802778228 is a wasteful number, since it uses less digits than its factorization.

5101802778228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132161 (or 132159 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 51.

The spelling of 5101802778228 in words is "five trillion, one hundred one billion, eight hundred two million, seven hundred seventy-eight thousand, two hundred twenty-eight".