493427209872 has 20 divisors (see below), whose sum is σ = 1274686958960. Its totient is φ = 164475736608.

The previous prime is 493427209829. The next prime is 493427209883. The reversal of 493427209872 is 278902724394.

It is a super-2 number, since 2×493427209872² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5139866722 + ... + 5139866817.

It is an arithmetic number, because the mean of its divisors is an integer number (63734347948).

Almost surely, 2^493427209872 is an apocalyptic number.

It is an amenable number.

493427209872 is an abundant number, since it is smaller than the sum of its proper divisors (781259749088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

493427209872 is a wasteful number, since it uses less digits than its factorization.

493427209872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10279733550 (or 10279733544 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 57.

The spelling of 493427209872 in words is "four hundred ninety-three billion, four hundred twenty-seven million, two hundred nine thousand, eight hundred seventy-two".