102104544340440 has 96 divisors (see below), whose sum is σ = 331859323907280. Its totient is φ = 27226273994496.

The previous prime is 102104544340319. The next prime is 102104544340457. The reversal of 102104544340440 is 44043445401201.

102104544340440 is a `hidden beast` number, since 1 + 0 + 2 + 104 + 544 + 3 + 4 + 0 + 4 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 102104544340395 and 102104544340404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2232939 + ... + 14463578.

Almost surely, 2^{102104544340440} is an apocalyptic number.

102104544340440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102104544340440 is an abundant number, since it is smaller than the sum of its proper divisors (229754779566840).

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

102104544340440 is a wasteful number, since it uses less digits than its factorization.

102104544340440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16713521 (or 16713514 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 102104544340440 its reverse (44043445401201), we get a palindrome (146147989741641).

The spelling of 102104544340440 in words is "one hundred two trillion, one hundred four billion, five hundred forty-four million, three hundred forty thousand, four hundred forty".