10055400120540 has 36 divisors (see below), whose sum is σ = 30501380366184. Its totient is φ = 2681440032096.

The previous prime is 10055400120509. The next prime is 10055400120551. The reversal of 10055400120540 is 4502100455001.

10055400120540 is a `hidden beast` number, since 1 + 0 + 0 + 55 + 400 + 1 + 205 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×10055400120540² (a number of 27 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 27931666822 + ... + 27931667181.

Almost surely, 2^{10055400120540} is an apocalyptic number.

10055400120540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10055400120540 is an abundant number, since it is smaller than the sum of its proper divisors (20445980245644).

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

10055400120540 is a wasteful number, since it uses less digits than its factorization.

10055400120540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55863334018 (or 55863334013 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 10055400120540 its reverse (4502100455001), we get a palindrome (14557500575541).

The spelling of 10055400120540 in words is "ten trillion, fifty-five billion, four hundred million, one hundred twenty thousand, five hundred forty".