52554633551 has 16 divisors (see below), whose sum is σ = 60897441600. Its totient is φ = 44420825088.

The previous prime is 52554633539. The next prime is 52554633553. The reversal of 52554633551 is 15533645525.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52554633551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52554633553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4270415 + ... + 4282703.

It is an arithmetic number, because the mean of its divisors is an integer number (3806090100).

Almost surely, 2^52554633551 is an apocalyptic number.

52554633551 is a deficient number, since it is larger than the sum of its proper divisors (8342808049).

52554633551 is a wasteful number, since it uses less digits than its factorization.

52554633551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20738.

The product of its digits is 1350000, while the sum is 44.

The spelling of 52554633551 in words is "fifty-two billion, five hundred fifty-four million, six hundred thirty-three thousand, five hundred fifty-one".