53463638811 has 32 divisors (see below), whose sum is σ = 78760159488. Its totient is φ = 31989923840.

The previous prime is 53463638729. The next prime is 53463638819. The reversal of 53463638811 is 11883636435.

It is a cyclic number.

It is not a de Polignac number, because 53463638811 - 2¹⁴ = 53463622427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53463638819) 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 31 ways as a sum of consecutive naturals, for example, 930460 + ... + 986246.

It is an arithmetic number, because the mean of its divisors is an integer number (2461254984).

Almost surely, 2^53463638811 is an apocalyptic number.

53463638811 is a deficient number, since it is larger than the sum of its proper divisors (25296520677).

53463638811 is a wasteful number, since it uses less digits than its factorization.

53463638811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56171.

The product of its digits is 1244160, while the sum is 48.

The spelling of 53463638811 in words is "fifty-three billion, four hundred sixty-three million, six hundred thirty-eight thousand, eight hundred eleven".