53065667711 has 8 divisors (see below), whose sum is σ = 60963999744. Its totient is φ = 45246716280.

The previous prime is 53065667687. The next prime is 53065667749. The reversal of 53065667711 is 11776656035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53065667711 - 2²² = 53061473407 is a prime.

It is a super-2 number, since 2×53065667711² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53065667791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19843715 + ... + 19846388.

It is an arithmetic number, because the mean of its divisors is an integer number (7620499968).

Almost surely, 2^53065667711 is an apocalyptic number.

53065667711 is a deficient number, since it is larger than the sum of its proper divisors (7898332033).

53065667711 is a wasteful number, since it uses less digits than its factorization.

53065667711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39690301.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 53065667711 in words is "fifty-three billion, sixty-five million, six hundred sixty-seven thousand, seven hundred eleven".