485154857 has 16 divisors (see below), whose sum is σ = 568301184. Its totient is φ = 409248000.

The previous prime is 485154851. The next prime is 485154883. The reversal of 485154857 is 758451584.

It is a cyclic number.

It is not a de Polignac number, because 485154857 - 2¹⁰ = 485153833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (485154851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4994 + ... + 31547.

It is an arithmetic number, because the mean of its divisors is an integer number (35518824).

Almost surely, 2^485154857 is an apocalyptic number.

It is an amenable number.

485154857 is a deficient number, since it is larger than the sum of its proper divisors (83146327).

485154857 is a wasteful number, since it uses less digits than its factorization.

485154857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36640.

The product of its digits is 896000, while the sum is 47.

The square root of 485154857 is about 22026.2311120173. The cubic root of 485154857 is about 785.7664128360.

The spelling of 485154857 in words is "four hundred eighty-five million, one hundred fifty-four thousand, eight hundred fifty-seven".