53816661835 has 8 divisors (see below), whose sum is σ = 64596504816. Its totient is φ = 43042322400.

The previous prime is 53816661809. The next prime is 53816661841.

53816661835 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53816661835 - 2⁷ = 53816661707 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354341 + ... + 1393510.

It is an arithmetic number, because the mean of its divisors is an integer number (8074563102).

Almost surely, 2^53816661835 is an apocalyptic number.

53816661835 is a deficient number, since it is larger than the sum of its proper divisors (10779842981).

53816661835 is a wasteful number, since it uses less digits than its factorization.

53816661835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751773.

The product of its digits is 3110400, while the sum is 52.

The spelling of 53816661835 in words is "fifty-three billion, eight hundred sixteen million, six hundred sixty-one thousand, eight hundred thirty-five".