201018982375 has 16 divisors (see below), whose sum is σ = 256209393024. Its totient is φ = 157393581600.

The previous prime is 201018982361. The next prime is 201018982387. The reversal of 201018982375 is 573289810102.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-201018982375 is a prime.

It is a super-4 number, since 4×201018982375⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17102124 + ... + 17113873.

It is an arithmetic number, because the mean of its divisors is an integer number (16013087064).

Almost surely, 2^201018982375 is an apocalyptic number.

201018982375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

201018982375 is a deficient number, since it is larger than the sum of its proper divisors (55190410649).

201018982375 is an equidigital number, since it uses as much as digits as its factorization.

201018982375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34216059 (or 34216049 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 201018982375 in words is "two hundred one billion, eighteen million, nine hundred eighty-two thousand, three hundred seventy-five".