28060668134 has 16 divisors (see below), whose sum is σ = 44031664800. Its totient is φ = 13394318784.

The previous prime is 28060668131. The next prime is 28060668191. The reversal of 28060668134 is 43186606082.

It is a super-2 number, since 2×28060668134² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28060668131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2712842 + ... + 2723165.

It is an arithmetic number, because the mean of its divisors is an integer number (2751979050).

Almost surely, 2^28060668134 is an apocalyptic number.

28060668134 is a deficient number, since it is larger than the sum of its proper divisors (15970996666).

28060668134 is a wasteful number, since it uses less digits than its factorization.

28060668134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436127.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 28060668134 in words is "twenty-eight billion, sixty million, six hundred sixty-eight thousand, one hundred thirty-four".