28350535137 has 8 divisors (see below), whose sum is σ = 37802192736. Its totient is φ = 18899617152.

The previous prime is 28350535133. The next prime is 28350535139. The reversal of 28350535137 is 73153505382.

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

It is not a de Polignac number, because 28350535137 - 2² = 28350535133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28350535133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88243 + ... + 253944.

It is an arithmetic number, because the mean of its divisors is an integer number (4725274092).

Almost surely, 2^28350535137 is an apocalyptic number.

It is an amenable number.

28350535137 is a deficient number, since it is larger than the sum of its proper divisors (9451657599).

28350535137 is a wasteful number, since it uses less digits than its factorization.

28350535137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369807.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 28350535137 in words is "twenty-eight billion, three hundred fifty million, five hundred thirty-five thousand, one hundred thirty-seven".