53306637461 has 16 divisors (see below), whose sum is σ = 66501734400. Its totient is φ = 41511695280.

The previous prime is 53306637437. The next prime is 53306637491. The reversal of 53306637461 is 16473660335.

It is a happy number.

53306637461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53306637461 - 2¹⁴ = 53306621077 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 (53306637491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91661 + ... + 339138.

It is an arithmetic number, because the mean of its divisors is an integer number (4156358400).

Almost surely, 2^53306637461 is an apocalyptic number.

It is an amenable number.

53306637461 is a deficient number, since it is larger than the sum of its proper divisors (13195096939).

53306637461 is a wasteful number, since it uses less digits than its factorization.

53306637461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432424.

The product of its (nonzero) digits is 816480, while the sum is 44.

The spelling of 53306637461 in words is "fifty-three billion, three hundred six million, six hundred thirty-seven thousand, four hundred sixty-one".