485137768 has 8 divisors (see below), whose sum is σ = 909633330. Its totient is φ = 242568880.

The previous prime is 485137729. The next prime is 485137769. The reversal of 485137768 is 867731584.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 365497924 + 119639844 = 19118^2 + 10938^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (485137769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30321103 + ... + 30321118.

Almost surely, 2^485137768 is an apocalyptic number.

It is an amenable number.

485137768 is a deficient number, since it is larger than the sum of its proper divisors (424495562).

485137768 is a wasteful number, since it uses less digits than its factorization.

485137768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60642227 (or 60642223 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 49.

The square root of 485137768 is about 22025.8431847682. The cubic root of 485137768 is about 785.7571868334.

The spelling of 485137768 in words is "four hundred eighty-five million, one hundred thirty-seven thousand, seven hundred sixty-eight".