28058611402 has 8 divisors (see below), whose sum is σ = 42239859876. Its totient is φ = 13978658112.

The previous prime is 28058611387. The next prime is 28058611403. The reversal of 28058611402 is 20411685082.

It can be written as a sum of positive squares in 2 ways, for example, as 26441686881 + 1616924521 = 162609^2 + 40211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (28058611403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25323103 + ... + 25324210.

Almost surely, 2^28058611402 is an apocalyptic number.

28058611402 is a deficient number, since it is larger than the sum of its proper divisors (14181248474).

28058611402 is a wasteful number, since it uses less digits than its factorization.

28058611402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50647592.

The product of its (nonzero) digits is 30720, while the sum is 37.

The spelling of 28058611402 in words is "twenty-eight billion, fifty-eight million, six hundred eleven thousand, four hundred two".