2053530019979 has 16 divisors (see below), whose sum is σ = 2094261156000. Its totient is φ = 2013239813376.

The previous prime is 2053530019951. The next prime is 2053530019991. The reversal of 2053530019979 is 9799100353502.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2053530019979 - 2²⁴ = 2053513242763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2053530019979.

It is not an unprimeable number, because it can be changed into a prime (2053530319979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7328417 + ... + 7603469.

It is an arithmetic number, because the mean of its divisors is an integer number (130891322250).

Almost surely, 2^{2053530019979} is an apocalyptic number.

2053530019979 is a deficient number, since it is larger than the sum of its proper divisors (40731136021).

2053530019979 is a wasteful number, since it uses less digits than its factorization.

2053530019979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275854.

The product of its (nonzero) digits is 2296350, while the sum is 53.

The spelling of 2053530019979 in words is "two trillion, fifty-three billion, five hundred thirty million, nineteen thousand, nine hundred seventy-nine".