4928351781138 has 16 divisors (see below), whose sum is σ = 9869724315840. Its totient is φ = 1640613801456.

The previous prime is 4928351781127. The next prime is 4928351781161. The reversal of 4928351781138 is 8311871538294.

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, 542526478 + ... + 542535561.

It is an arithmetic number, because the mean of its divisors is an integer number (616857769740).

Almost surely, 2^{4928351781138} is an apocalyptic number.

4928351781138 is an abundant number, since it is smaller than the sum of its proper divisors (4941372534702).

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

4928351781138 is a wasteful number, since it uses less digits than its factorization.

4928351781138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085062801.

The product of its digits is 11612160, while the sum is 60.

The spelling of 4928351781138 in words is "four trillion, nine hundred twenty-eight billion, three hundred fifty-one million, seven hundred eighty-one thousand, one hundred thirty-eight".