10404055255540 has 24 divisors (see below), whose sum is σ = 21899208667392. Its totient is φ = 4151966363040.

The previous prime is 10404055255487. The next prime is 10404055255541. The reversal of 10404055255540 is 4555255040401.

It is a junction number, because it is equal to n+sod(n) for n = 10404055255493 and 10404055255502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10404055255541) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 603474864 + ... + 603492103.

It is an arithmetic number, because the mean of its divisors is an integer number (912467027808).

Almost surely, 2^{10404055255540} is an apocalyptic number.

10404055255540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10404055255540 is an abundant number, since it is smaller than the sum of its proper divisors (11495153411852).

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

10404055255540 is a wasteful number, since it uses less digits than its factorization.

10404055255540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206967407 (or 1206967405 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 40.

The spelling of 10404055255540 in words is "ten trillion, four hundred four billion, fifty-five million, two hundred fifty-five thousand, five hundred forty".