201965752836 has 45 divisors (see below), whose sum is σ = 527999520279. Its totient is φ = 67319221176.

The previous prime is 201965752763. The next prime is 201965752853. The reversal of 201965752836 is 638257569102.

The square root of 201965752836 is 449406.

It is a perfect power (a square), and thus also a powerful number.

201965752836 is a `hidden beast` number, since 2 + 0 + 19 + 6 + 575 + 28 + 36 = 666.

It is a super-2 number, since 2×201965752836² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 8076825 + ... + 8101791.

Almost surely, 2^201965752836 is an apocalyptic number.

201965752836 is the 449406-th square number.

It is an amenable number.

201965752836 is an abundant number, since it is smaller than the sum of its proper divisors (326033767443).

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

201965752836 is an frugal number, since it uses more digits than its factorization.

201965752836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49950 (or 24972 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 201965752836 in words is "two hundred one billion, nine hundred sixty-five million, seven hundred fifty-two thousand, eight hundred thirty-six".