53863181435716 has 81 divisors (see below), whose sum is σ = 98181794862333. Its totient is φ = 25855545975840.

The previous prime is 53863181435573. The next prime is 53863181435719. The reversal of 53863181435716 is 61753418136835.

The square root of 53863181435716 is 7339154.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1751530490116 + 52111650945600 = 1323454^2 + 7218840^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53863181435719) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 38501201185 + ... + 38501202583.

Almost surely, 2^{53863181435716} is an apocalyptic number.

53863181435716 is the 7339154-th square number.

It is an amenable number.

53863181435716 is a deficient number, since it is larger than the sum of its proper divisors (44318613426617).

53863181435716 is an frugal number, since it uses more digits than its factorization.

53863181435716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010 (or 1505 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 61.

The spelling of 53863181435716 in words is "fifty-three trillion, eight hundred sixty-three billion, one hundred eighty-one million, four hundred thirty-five thousand, seven hundred sixteen".