28825667054116 has 9 divisors (see below), whose sum is σ = 50444936136049. Its totient is φ = 14412828158104.

The previous prime is 28825667054087. The next prime is 28825667054147. The reversal of 28825667054116 is 61145076652882.

The square root of 28825667054116 is 5368954.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 22986175472100 + 5839491582016 = 4794390^2 + 2416504^2 .

It is a super-2 number, since 2×28825667054116² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 9395670 + ... + 12080146.

Almost surely, 2^{28825667054116} is an apocalyptic number.

28825667054116 is the 5368954-th square number.

It is an amenable number.

28825667054116 is a deficient number, since it is larger than the sum of its proper divisors (21619269081933).

28825667054116 is an frugal number, since it uses more digits than its factorization.

28825667054116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5368958 (or 2684479 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 61.

The spelling of 28825667054116 in words is "twenty-eight trillion, eight hundred twenty-five billion, six hundred sixty-seven million, fifty-four thousand, one hundred sixteen".