205363620623136 has 96 divisors (see below), whose sum is σ = 572755400904960. Its totient is φ = 64245579238656.

The previous prime is 205363620623131. The next prime is 205363620623159. The reversal of 205363620623136 is 631326026363502.

205363620623136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (205363620623131) 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, 525924946 + ... + 526315281.

It is an arithmetic number, because the mean of its divisors is an integer number (5966202092760).

Almost surely, 2^{205363620623136} is an apocalyptic number.

It is an amenable number.

205363620623136 is an abundant number, since it is smaller than the sum of its proper divisors (367391780281824).

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

205363620623136 is a wasteful number, since it uses less digits than its factorization.

205363620623136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052240366 (or 1052240358 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 48.

Adding to 205363620623136 its reverse (631326026363502), we get a palindrome (836689646986638).

The spelling of 205363620623136 in words is "two hundred five trillion, three hundred sixty-three billion, six hundred twenty million, six hundred twenty-three thousand, one hundred thirty-six".