28616674530 has 32 divisors (see below), whose sum is σ = 68867184384. Its totient is φ = 7610317056.

The previous prime is 28616674517. The next prime is 28616674531. The reversal of 28616674530 is 3547661682.

It is a super-2 number, since 2×28616674530² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28616674530.

It is not an unprimeable number, because it can be changed into a prime (28616674531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1288567 + ... + 1310586.

It is an arithmetic number, because the mean of its divisors is an integer number (2152099512).

Almost surely, 2^28616674530 is an apocalyptic number.

28616674530 is an abundant number, since it is smaller than the sum of its proper divisors (40250509854).

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

28616674530 is a wasteful number, since it uses less digits than its factorization.

28616674530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599530.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 28616674530 in words is "twenty-eight billion, six hundred sixteen million, six hundred seventy-four thousand, five hundred thirty".