2053030015557 has 12 divisors (see below), whose sum is σ = 2994849066924. Its totient is φ = 1355135323200.

The previous prime is 2053030015493. The next prime is 2053030015567. The reversal of 2053030015557 is 7555100303502.

2053030015557 is a `hidden beast` number, since 20 + 53 + 0 + 30 + 0 + 1 + 5 + 557 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1135675993761 + 917354021796 = 1065681^2 + 957786^2 .

It is not a de Polignac number, because 2053030015557 - 2⁶ = 2053030015493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053030015567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1129278528 + ... + 1129280345.

It is an arithmetic number, because the mean of its divisors is an integer number (249570755577).

Almost surely, 2^{2053030015557} is an apocalyptic number.

It is an amenable number.

2053030015557 is a deficient number, since it is larger than the sum of its proper divisors (941819051367).

2053030015557 is a wasteful number, since it uses less digits than its factorization.

2053030015557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258558980 (or 2258558977 counting only the distinct ones).

The product of its (nonzero) digits is 78750, while the sum is 36.

The spelling of 2053030015557 in words is "two trillion, fifty-three billion, thirty million, fifteen thousand, five hundred fifty-seven".