665162276200 has 48 divisors (see below), whose sum is σ = 1547805710880. Its totient is φ = 265840666560.

The previous prime is 665162276167. The next prime is 665162276201. The reversal of 665162276200 is 2672261566.

It is not an unprimeable number, because it can be changed into a prime (665162276201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1163532 + ... + 1638331.

It is an arithmetic number, because the mean of its divisors is an integer number (32245952310).

Almost surely, 2^665162276200 is an apocalyptic number.

It is an amenable number.

665162276200 is an abundant number, since it is smaller than the sum of its proper divisors (882643434680).

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

665162276200 is a wasteful number, since it uses less digits than its factorization.

665162276200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803066 (or 2803057 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 665162276200 in words is "six hundred sixty-five billion, one hundred sixty-two million, two hundred seventy-six thousand, two hundred".