53212611355544 has 16 divisors (see below), whose sum is σ = 100045509093600. Its totient is φ = 26533808930592.

The previous prime is 53212611355513. The next prime is 53212611355571. The reversal of 53212611355544 is 44555311621235.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9062090279 + ... + 9062096150.

It is an arithmetic number, because the mean of its divisors is an integer number (6252844318350).

Almost surely, 2^{53212611355544} is an apocalyptic number.

It is an amenable number.

53212611355544 is a deficient number, since it is larger than the sum of its proper divisors (46832897738056).

53212611355544 is a wasteful number, since it uses less digits than its factorization.

53212611355544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18124186802 (or 18124186798 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 47.

Adding to 53212611355544 its reverse (44555311621235), we get a palindrome (97767922976779).

The spelling of 53212611355544 in words is "fifty-three trillion, two hundred twelve billion, six hundred eleven million, three hundred fifty-five thousand, five hundred forty-four".