53616099421 has 8 divisors (see below), whose sum is σ = 54175494464. Its totient is φ = 53056840320.

The previous prime is 53616099391. The next prime is 53616099469. The reversal of 53616099421 is 12499061635.

53616099421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 53616099421 - 2⁹ = 53616098909 is a prime.

It is a super-2 number, since 2×53616099421² (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 (53616099821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888706 + ... + 947116.

It is an arithmetic number, because the mean of its divisors is an integer number (6771936808).

Almost surely, 2^53616099421 is an apocalyptic number.

It is an amenable number.

53616099421 is a deficient number, since it is larger than the sum of its proper divisors (559395043).

53616099421 is an equidigital number, since it uses as much as digits as its factorization.

53616099421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67971.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 53616099421 in words is "fifty-three billion, six hundred sixteen million, ninety-nine thousand, four hundred twenty-one".