53338375685 has 8 divisors (see below), whose sum is σ = 73149772416. Its totient is φ = 36574886160.

The previous prime is 53338375669. The next prime is 53338375723. The reversal of 53338375685 is 58657383335.

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

It is not a de Polignac number, because 53338375685 - 2⁴ = 53338375669 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53338375685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761976761 + ... + 761976830.

It is an arithmetic number, because the mean of its divisors is an integer number (9143721552).

Almost surely, 2^53338375685 is an apocalyptic number.

It is an amenable number.

53338375685 is a deficient number, since it is larger than the sum of its proper divisors (19811396731).

53338375685 is a wasteful number, since it uses less digits than its factorization.

53338375685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523953603.

The product of its digits is 27216000, while the sum is 56.

The spelling of 53338375685 in words is "fifty-three billion, three hundred thirty-eight million, three hundred seventy-five thousand, six hundred eighty-five".