485487733837 has 4 divisors (see below), whose sum is σ = 485554899420. Its totient is φ = 485420568256.

The previous prime is 485487733817. The next prime is 485487733859. The reversal of 485487733837 is 738337784584.

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

It can be written as a sum of positive squares in 2 ways, for example, as 421998348996 + 63489384841 = 649614^2 + 251971^2 .

It is a cyclic number.

It is not a de Polignac number, because 485487733837 - 2¹⁹ = 485487209549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485487733807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33571948 + ... + 33586405.

It is an arithmetic number, because the mean of its divisors is an integer number (121388724855).

Almost surely, 2^485487733837 is an apocalyptic number.

It is an amenable number.

485487733837 is a deficient number, since it is larger than the sum of its proper divisors (67165583).

485487733837 is an equidigital number, since it uses as much as digits as its factorization.

485487733837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67165582.

The product of its digits is 379330560, while the sum is 67.

The spelling of 485487733837 in words is "four hundred eighty-five billion, four hundred eighty-seven million, seven hundred thirty-three thousand, eight hundred thirty-seven".