201396436255 has 16 divisors (see below), whose sum is σ = 276214625280. Its totient is φ = 138093514272.

The previous prime is 201396436249. The next prime is 201396436259. The reversal of 201396436255 is 552634693102.

It is not a de Polignac number, because 201396436255 - 2⁷ = 201396436127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201396436259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624736 + ... + 890554.

It is an arithmetic number, because the mean of its divisors is an integer number (17263414080).

Almost surely, 2^201396436255 is an apocalyptic number.

201396436255 is a deficient number, since it is larger than the sum of its proper divisors (74818189025).

201396436255 is a wasteful number, since it uses less digits than its factorization.

201396436255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287478.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 201396436255 in words is "two hundred one billion, three hundred ninety-six million, four hundred thirty-six thousand, two hundred fifty-five".