53406235416053 has 8 divisors (see below), whose sum is σ = 57617664842808. Its totient is φ = 49209557056704.

The previous prime is 53406235416049. The next prime is 53406235416101. The reversal of 53406235416053 is 35061453260435.

It can be written as a sum of positive squares in 4 ways, for example, as 8159060949649 + 45247174466404 = 2856407^2 + 6726602^2 .

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 53406235416053 - 2² = 53406235416049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53406235415989 and 53406235416007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53406235412053) 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, 3687759326 + ... + 3687773807.

It is an arithmetic number, because the mean of its divisors is an integer number (7202208105351).

Almost surely, 2^{53406235416053} is an apocalyptic number.

It is an amenable number.

53406235416053 is a deficient number, since it is larger than the sum of its proper divisors (4211429426755).

53406235416053 is a wasteful number, since it uses less digits than its factorization.

53406235416053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7375533703.

The product of its (nonzero) digits is 3888000, while the sum is 47.

Adding to 53406235416053 its reverse (35061453260435), we get a palindrome (88467688676488).

The spelling of 53406235416053 in words is "fifty-three trillion, four hundred six billion, two hundred thirty-five million, four hundred sixteen thousand, fifty-three".