28150417118 has 4 divisors (see below), whose sum is σ = 42225625680. Its totient is φ = 14075208558.

The previous prime is 28150417103. The next prime is 28150417121. The reversal of 28150417118 is 81171405182.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7037604278 + ... + 7037604281.

It is an arithmetic number, because the mean of its divisors is an integer number (10556406420).

Almost surely, 2^28150417118 is an apocalyptic number.

28150417118 is a deficient number, since it is larger than the sum of its proper divisors (14075208562).

28150417118 is a wasteful number, since it uses less digits than its factorization.

28150417118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14075208561.

The product of its (nonzero) digits is 17920, while the sum is 38.

The spelling of 28150417118 in words is "twenty-eight billion, one hundred fifty million, four hundred seventeen thousand, one hundred eighteen".