52905137819638 has 8 divisors (see below), whose sum is σ = 85462145708688. Its totient is φ = 24417755916744.

The previous prime is 52905137819629. The next prime is 52905137819689. The reversal of 52905137819638 is 83691873150925.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017406496506 + ... + 1017406496557.

It is an arithmetic number, because the mean of its divisors is an integer number (10682768213586).

Almost surely, 2^{52905137819638} is an apocalyptic number.

52905137819638 is a deficient number, since it is larger than the sum of its proper divisors (32557007889050).

52905137819638 is a wasteful number, since it uses less digits than its factorization.

52905137819638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034812993078.

The product of its (nonzero) digits is 97977600, while the sum is 67.

The spelling of 52905137819638 in words is "fifty-two trillion, nine hundred five billion, one hundred thirty-seven million, eight hundred nineteen thousand, six hundred thirty-eight".