53765403102 has 128 divisors (see below), whose sum is σ = 130241740800. Its totient is φ = 16378005600.

The previous prime is 53765403089. The next prime is 53765403127. The reversal of 53765403102 is 20130456735.

53765403102 is a `hidden beast` number, since 5 + 3 + 7 + 6 + 540 + 3 + 102 = 666.

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 63 ways as a sum of consecutive naturals, for example, 10525233 + ... + 10530339.

It is an arithmetic number, because the mean of its divisors is an integer number (1017513600).

Almost surely, 2^53765403102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53765403102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65120870400).

53765403102 is an abundant number, since it is smaller than the sum of its proper divisors (76476337698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53765403102 is a wasteful number, since it uses less digits than its factorization.

53765403102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5499 (or 5493 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

Adding to 53765403102 its reverse (20130456735), we get a palindrome (73895859837).

The spelling of 53765403102 in words is "fifty-three billion, seven hundred sixty-five million, four hundred three thousand, one hundred two".