201468979986 has 8 divisors (see below), whose sum is σ = 402937959984. Its totient is φ = 67156326660.

The previous prime is 201468979969. The next prime is 201468979991. The reversal of 201468979986 is 689979864102.

It is a sphenic number, since it is the product of 3 distinct primes.

201468979986 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 201468979986.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16789081660 + ... + 16789081671.

It is an arithmetic number, because the mean of its divisors is an integer number (50367244998).

Almost surely, 2^201468979986 is an apocalyptic number.

201468979986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

201468979986 is a wasteful number, since it uses less digits than its factorization.

201468979986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33578163336.

The product of its (nonzero) digits is 94058496, while the sum is 69.

The spelling of 201468979986 in words is "two hundred one billion, four hundred sixty-eight million, nine hundred seventy-nine thousand, nine hundred eighty-six".