53356740071 has 4 divisors (see below), whose sum is σ = 53379830544. Its totient is φ = 53333649600.

The previous prime is 53356740013. The next prime is 53356740079. The reversal of 53356740071 is 17004765335.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53356740071 - 2⁶ = 53356740007 is a prime.

It is a super-2 number, since 2×53356740071² (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 (53356740079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11541770 + ... + 11546391.

It is an arithmetic number, because the mean of its divisors is an integer number (13344957636).

Almost surely, 2^53356740071 is an apocalyptic number.

53356740071 is a deficient number, since it is larger than the sum of its proper divisors (23090473).

53356740071 is a wasteful number, since it uses less digits than its factorization.

53356740071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23090472.

The product of its (nonzero) digits is 264600, while the sum is 41.

The spelling of 53356740071 in words is "fifty-three billion, three hundred fifty-six million, seven hundred forty thousand, seventy-one".