52661645233575 has 48 divisors (see below), whose sum is σ = 100435389937920. Its totient is φ = 23848905265920.

The previous prime is 52661645233543. The next prime is 52661645233583. The reversal of 52661645233575 is 57533254616625.

It is not a de Polignac number, because 52661645233575 - 2⁵ = 52661645233543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 468672310 + ... + 468784659.

It is an arithmetic number, because the mean of its divisors is an integer number (2092403957040).

Almost surely, 2^{52661645233575} is an apocalyptic number.

52661645233575 is a deficient number, since it is larger than the sum of its proper divisors (47773744704345).

52661645233575 is a wasteful number, since it uses less digits than its factorization.

52661645233575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937457096 (or 937457091 counting only the distinct ones).

The product of its digits is 136080000, while the sum is 60.

The spelling of 52661645233575 in words is "fifty-two trillion, six hundred sixty-one billion, six hundred forty-five million, two hundred thirty-three thousand, five hundred seventy-five".