2155411355005 has 16 divisors (see below), whose sum is σ = 2749058133120. Its totient is φ = 1617714963648.

The previous prime is 2155411354991. The next prime is 2155411355011. The reversal of 2155411355005 is 5005531145512.

It is a cyclic number.

It is not a de Polignac number, because 2155411355005 - 2⁹ = 2155411354493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110128762 + ... + 110148331.

It is an arithmetic number, because the mean of its divisors is an integer number (171816133320).

Almost surely, 2^{2155411355005} is an apocalyptic number.

It is an amenable number.

2155411355005 is a deficient number, since it is larger than the sum of its proper divisors (593646778115).

2155411355005 is a wasteful number, since it uses less digits than its factorization.

2155411355005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220277220.

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 2155411355005 in words is "two trillion, one hundred fifty-five billion, four hundred eleven million, three hundred fifty-five thousand, five".