1016573728788 has 30 divisors (see below), whose sum is σ = 2657524532586. Its totient is φ = 338857909488.

The previous prime is 1016573728783. The next prime is 1016573728813. The reversal of 1016573728788 is 8878273756101.

1016573728788 is a `hidden beast` number, since 101 + 6 + 5 + 7 + 372 + 87 + 88 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1016572095504 + 1633284 = 1008252^2 + 1278^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016573728783) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1568786295 + ... + 1568786942.

Almost surely, 2^{1016573728788} is an apocalyptic number.

1016573728788 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1016573728788 is an abundant number, since it is smaller than the sum of its proper divisors (1640950803798).

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

1016573728788 is a wasteful number, since it uses less digits than its factorization.

1016573728788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3137573253 (or 3137573242 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 63.

The spelling of 1016573728788 in words is "one trillion, sixteen billion, five hundred seventy-three million, seven hundred twenty-eight thousand, seven hundred eighty-eight".