28146907011 has 8 divisors (see below), whose sum is σ = 37554453504. Its totient is φ = 18751982600.

The previous prime is 28146906961. The next prime is 28146907013. The reversal of 28146907011 is 11070964182.

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

It is a cyclic number.

It is not a de Polignac number, because 28146907011 - 2²⁷ = 28012689283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28146907013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3150315 + ... + 3159236.

It is an arithmetic number, because the mean of its divisors is an integer number (4694306688).

Almost surely, 2^28146907011 is an apocalyptic number.

28146907011 is a deficient number, since it is larger than the sum of its proper divisors (9407546493).

28146907011 is a wasteful number, since it uses less digits than its factorization.

28146907011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311041.

The product of its (nonzero) digits is 24192, while the sum is 39.

The spelling of 28146907011 in words is "twenty-eight billion, one hundred forty-six million, nine hundred seven thousand, eleven".