2053017501065 has 4 divisors (see below), whose sum is σ = 2463621001284. Its totient is φ = 1642414000848.

The previous prime is 2053017501049. The next prime is 2053017501077. The reversal of 2053017501065 is 5601057103502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 759775465801 + 1293242035264 = 871651^2 + 1137208^2 .

It is a cyclic number.

It is not a de Polignac number, because 2053017501065 - 2⁴ = 2053017501049 is a prime.

It is a super-2 number, since 2×2053017501065² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205301750102 + ... + 205301750111.

It is an arithmetic number, because the mean of its divisors is an integer number (615905250321).

Almost surely, 2^{2053017501065} is an apocalyptic number.

It is an amenable number.

2053017501065 is a deficient number, since it is larger than the sum of its proper divisors (410603500219).

2053017501065 is an equidigital number, since it uses as much as digits as its factorization.

2053017501065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410603500218.

The product of its (nonzero) digits is 31500, while the sum is 35.

The spelling of 2053017501065 in words is "two trillion, fifty-three billion, seventeen million, five hundred one thousand, sixty-five".