102104404040144 has 40 divisors (see below), whose sum is σ = 216019292511360. Its totient is φ = 46366423660800.

The previous prime is 102104404040123. The next prime is 102104404040189. The reversal of 102104404040144 is 441040404401201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278998397 + ... + 279364124.

It is an arithmetic number, because the mean of its divisors is an integer number (5400482312784).

Almost surely, 2^{102104404040144} is an apocalyptic number.

It is an amenable number.

102104404040144 is an abundant number, since it is smaller than the sum of its proper divisors (113914888471216).

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

102104404040144 is a wasteful number, since it uses less digits than its factorization.

102104404040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558363579 (or 558363573 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 102104404040144 its reverse (441040404401201), we get a palindrome (543144808441345).

The spelling of 102104404040144 in words is "one hundred two trillion, one hundred four billion, four hundred four million, forty thousand, one hundred forty-four".