53540221544102 has 16 divisors (see below), whose sum is σ = 84539816536560. Its totient is φ = 25360370186112.

The previous prime is 53540221544101. The next prime is 53540221544129. The reversal of 53540221544102 is 20144512204535.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53540221544101) 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, 20630903 + ... + 23080610.

It is an arithmetic number, because the mean of its divisors is an integer number (5283738533535).

Almost surely, 2^{53540221544102} is an apocalyptic number.

53540221544102 is a deficient number, since it is larger than the sum of its proper divisors (30999594992458).

53540221544102 is a wasteful number, since it uses less digits than its factorization.

53540221544102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43743767.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 53540221544102 its reverse (20144512204535), we get a palindrome (73684733748637).

The spelling of 53540221544102 in words is "fifty-three trillion, five hundred forty billion, two hundred twenty-one million, five hundred forty-four thousand, one hundred two".