3835640272853 has 2 divisors, whose sum is σ = 3835640272854. Its totient is φ = 3835640272852.

The previous prime is 3835640272819. The next prime is 3835640272889. The reversal of 3835640272853 is 3582720465383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3659695259089 + 175945013764 = 1913033^2 + 419458^2 .

It is a cyclic number.

It is not a de Polignac number, because 3835640272853 - 2¹⁰ = 3835640271829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3835640272153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1917820136426 + 1917820136427.

It is an arithmetic number, because the mean of its divisors is an integer number (1917820136427).

Almost surely, 2^{3835640272853} is an apocalyptic number.

It is an amenable number.

3835640272853 is a deficient number, since it is larger than the sum of its proper divisors (1).

3835640272853 is an equidigital number, since it uses as much as digits as its factorization.

3835640272853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29030400, while the sum is 56.

The spelling of 3835640272853 in words is "three trillion, eight hundred thirty-five billion, six hundred forty million, two hundred seventy-two thousand, eight hundred fifty-three".