102040336013440 has 128 divisors (see below), whose sum is σ = 272305316099520. Its totient is φ = 36242656235520.

The previous prime is 102040336013411. The next prime is 102040336013459. The reversal of 102040336013440 is 44310633040201.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168236419 + ... + 168841858.

Almost surely, 2^{102040336013440} is an apocalyptic number.

102040336013440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102040336013440 is an abundant number, since it is smaller than the sum of its proper divisors (170264980086080).

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

102040336013440 is a wasteful number, since it uses less digits than its factorization.

102040336013440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337078350 (or 337078338 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 102040336013440 its reverse (44310633040201), we get a palindrome (146350969053641).

The spelling of 102040336013440 in words is "one hundred two trillion, forty billion, three hundred thirty-six million, thirteen thousand, four hundred forty".