485902199045999 has 4 divisors (see below), whose sum is σ = 486162457322664. Its totient is φ = 485641940769336.

The previous prime is 485902199045971. The next prime is 485902199046001. The reversal of 485902199045999 is 999540991209584.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 485902199045999 - 2²⁰ = 485902197997423 is a prime.

It is a super-2 number, since 2×485902199045999² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485902199045909) 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, 130129135532 + ... + 130129139265.

It is an arithmetic number, because the mean of its divisors is an integer number (121540614330666).

Almost surely, 2^{485902199045999} is an apocalyptic number.

485902199045999 is a deficient number, since it is larger than the sum of its proper divisors (260258276665).

485902199045999 is a wasteful number, since it uses less digits than its factorization.

485902199045999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260258276664.

The product of its (nonzero) digits is 3401222400, while the sum is 83.

The spelling of 485902199045999 in words is "four hundred eighty-five trillion, nine hundred two billion, one hundred ninety-nine million, forty-five thousand, nine hundred ninety-nine".