4457772685 has 16 divisors (see below), whose sum is σ = 5632516800. Its totient is φ = 3377534976.

The previous prime is 4457772679. The next prime is 4457772713. The reversal of 4457772685 is 5862777544.

It is a cyclic number.

It is not a de Polignac number, because 4457772685 - 2³ = 4457772677 is a prime.

It is a super-2 number, since 2×4457772685² = 39743474622264218450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616662 + ... + 623848.

It is an arithmetic number, because the mean of its divisors is an integer number (352032300).

Almost surely, 2^4457772685 is an apocalyptic number.

It is an amenable number.

4457772685 is a deficient number, since it is larger than the sum of its proper divisors (1174744115).

4457772685 is a wasteful number, since it uses less digits than its factorization.

4457772685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13740.

The product of its digits is 13171200, while the sum is 55.

The square root of 4457772685 is about 66766.5536402771. The cubic root of 4457772685 is about 1645.7832561224.

The spelling of 4457772685 in words is "four billion, four hundred fifty-seven million, seven hundred seventy-two thousand, six hundred eighty-five".