11404115015055 has 128 divisors (see below), whose sum is σ = 21985194147840. Its totient is φ = 4938612871680.

The previous prime is 11404115015021. The next prime is 11404115015081. The reversal of 11404115015055 is 55051051140411.

It is not a de Polignac number, because 11404115015055 - 2¹¹ = 11404115013007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 29254354 + ... + 29641616.

It is an arithmetic number, because the mean of its divisors is an integer number (171759329280).

Almost surely, 2^{11404115015055} is an apocalyptic number.

11404115015055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11404115015055 is a deficient number, since it is larger than the sum of its proper divisors (10581079132785).

11404115015055 is a wasteful number, since it uses less digits than its factorization.

11404115015055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387501.

The product of its (nonzero) digits is 10000, while the sum is 33.

Adding to 11404115015055 its reverse (55051051140411), we get a palindrome (66455166155466).

The spelling of 11404115015055 in words is "eleven trillion, four hundred four billion, one hundred fifteen million, fifteen thousand, fifty-five".