53616351 has 8 divisors (see below), whose sum is σ = 75693744. Its totient is φ = 33641600.

The previous prime is 53616349. The next prime is 53616379. The reversal of 53616351 is 15361635.

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 53616351 - 2¹ = 53616349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53616851) 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, 525600 + ... + 525701.

It is an arithmetic number, because the mean of its divisors is an integer number (9461718).

Almost surely, 2^53616351 is an apocalyptic number.

53616351 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

53616351 is a deficient number, since it is larger than the sum of its proper divisors (22077393).

53616351 is a wasteful number, since it uses less digits than its factorization.

53616351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051321.

The product of its digits is 8100, while the sum is 30.

The square root of 53616351 is about 7322.3186901418. The cubic root of 53616351 is about 377.0790618145.

Adding to 53616351 its reverse (15361635), we get a palindrome (68977986).

The spelling of 53616351 in words is "fifty-three million, six hundred sixteen thousand, three hundred fifty-one".