201670367020 has 48 divisors (see below), whose sum is σ = 439841193120. Its totient is φ = 77606014464.

The previous prime is 201670366987. The next prime is 201670367047. The reversal of 201670367020 is 20763076102.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1465194 + ... + 1596913.

It is an arithmetic number, because the mean of its divisors is an integer number (9163358190).

Almost surely, 2^201670367020 is an apocalyptic number.

201670367020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201670367020 is an abundant number, since it is smaller than the sum of its proper divisors (238170826100).

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

201670367020 is a wasteful number, since it uses less digits than its factorization.

201670367020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062242 (or 3062240 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 201670367020 in words is "two hundred one billion, six hundred seventy million, three hundred sixty-seven thousand, twenty".