53206612263 has 16 divisors (see below), whose sum is σ = 90085269760. Its totient is φ = 30403778328.

The previous prime is 53206612231. The next prime is 53206612271. The reversal of 53206612263 is 36221660235.

53206612263 is a `hidden beast` number, since 5 + 32 + 0 + 6 + 612 + 2 + 6 + 3 = 666.

It is not a de Polignac number, because 53206612263 - 2⁵ = 53206612231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53206612273) 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 15 ways as a sum of consecutive naturals, for example, 140758045 + ... + 140758422.

It is an arithmetic number, because the mean of its divisors is an integer number (5630329360).

Almost surely, 2^53206612263 is an apocalyptic number.

53206612263 is a deficient number, since it is larger than the sum of its proper divisors (36878657497).

53206612263 is a wasteful number, since it uses less digits than its factorization.

53206612263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281516483 (or 281516477 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 53206612263 in words is "fifty-three billion, two hundred six million, six hundred twelve thousand, two hundred sixty-three".