28600352276 has 24 divisors (see below), whose sum is σ = 52062596040. Its totient is φ = 13730774400.

The previous prime is 28600352239. The next prime is 28600352327. The reversal of 28600352276 is 67225300682.

It can be written as a sum of positive squares in 4 ways, for example, as 544102276 + 28056250000 = 23326^2 + 167500^2 .

It is a super-2 number, since 2×28600352276² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 660095 + ... + 702086.

It is an arithmetic number, because the mean of its divisors is an integer number (2169274835).

Almost surely, 2^28600352276 is an apocalyptic number.

It is an amenable number.

28600352276 is a deficient number, since it is larger than the sum of its proper divisors (23462243764).

28600352276 is a wasteful number, since it uses less digits than its factorization.

28600352276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362395 (or 1362393 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 28600352276 in words is "twenty-eight billion, six hundred million, three hundred fifty-two thousand, two hundred seventy-six".