28058002534 has 4 divisors (see below), whose sum is σ = 42087003804. Its totient is φ = 14029001266.

The previous prime is 28058002517. The next prime is 28058002537. The reversal of 28058002534 is 43520085082.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 28058002493 and 28058002502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28058002537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7014500632 + ... + 7014500635.

It is an arithmetic number, because the mean of its divisors is an integer number (10521750951).

Almost surely, 2^28058002534 is an apocalyptic number.

28058002534 is a deficient number, since it is larger than the sum of its proper divisors (14029001270).

28058002534 is a wasteful number, since it uses less digits than its factorization.

28058002534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14029001269.

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 28058002534 in words is "twenty-eight billion, fifty-eight million, two thousand, five hundred thirty-four".