2054135155563 has 24 divisors (see below), whose sum is σ = 3242961012096. Its totient is φ = 1247292691200.

The previous prime is 2054135155561. The next prime is 2054135155577. The reversal of 2054135155563 is 3655515314502.

2054135155563 is a `hidden beast` number, since 2 + 0 + 5 + 4 + 1 + 35 + 1 + 55 + 563 = 666.

It is not a de Polignac number, because 2054135155563 - 2¹ = 2054135155561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2054135155561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216539128 + ... + 216548613.

It is an arithmetic number, because the mean of its divisors is an integer number (135123375504).

Almost surely, 2^{2054135155563} is an apocalyptic number.

2054135155563 is a deficient number, since it is larger than the sum of its proper divisors (1188825856533).

2054135155563 is a wasteful number, since it uses less digits than its factorization.

2054135155563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433087795 (or 433087792 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 2054135155563 in words is "two trillion, fifty-four billion, one hundred thirty-five million, one hundred fifty-five thousand, five hundred sixty-three".