102636487053 has 6 divisors (see below), whose sum is σ = 148252703534. Its totient is φ = 68424324696.

The previous prime is 102636487001. The next prime is 102636487069. The reversal of 102636487053 is 350784636201.

102636487053 is a `hidden beast` number, since 1 + 0 + 2 + 636 + 4 + 8 + 7 + 0 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56188909764 + 46447577289 = 237042^2 + 215517^2 .

It is not a de Polignac number, because 102636487053 - 2¹⁴ = 102636470669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102636487253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5702027050 + ... + 5702027067.

Almost surely, 2^102636487053 is an apocalyptic number.

It is an amenable number.

102636487053 is a deficient number, since it is larger than the sum of its proper divisors (45616216481).

102636487053 is a wasteful number, since it uses less digits than its factorization.

102636487053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11404054123 (or 11404054120 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 102636487053 in words is "one hundred two billion, six hundred thirty-six million, four hundred eighty-seven thousand, fifty-three".