28370828134 has 24 divisors (see below), whose sum is σ = 46815618024. Its totient is φ = 12885100800.

The previous prime is 28370828077. The next prime is 28370828149. The reversal of 28370828134 is 43182807382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246349 + ... + 342679.

It is an arithmetic number, because the mean of its divisors is an integer number (1950650751).

Almost surely, 2^28370828134 is an apocalyptic number.

28370828134 is a deficient number, since it is larger than the sum of its proper divisors (18444789890).

28370828134 is a wasteful number, since it uses less digits than its factorization.

28370828134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97572 (or 97561 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 46.

The spelling of 28370828134 in words is "twenty-eight billion, three hundred seventy million, eight hundred twenty-eight thousand, one hundred thirty-four".