55636375 has 8 divisors (see below), whose sum is σ = 69434352. Its totient is φ = 44509000.

The previous prime is 55636369. The next prime is 55636411. The reversal of 55636375 is 57363655.

It is not a de Polignac number, because 55636375 - 2¹⁵ = 55603607 is a prime.

It is a Duffinian number.

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, 222421 + ... + 222670.

It is an arithmetic number, because the mean of its divisors is an integer number (8679294).

Almost surely, 2^55636375 is an apocalyptic number.

55636375 is a deficient number, since it is larger than the sum of its proper divisors (13797977).

55636375 is an equidigital number, since it uses as much as digits as its factorization.

55636375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445106 (or 445096 counting only the distinct ones).

The product of its digits is 283500, while the sum is 40.

The square root of 55636375 is about 7458.9794878388. The cubic root of 55636375 is about 381.7563548709.

The spelling of 55636375 in words is "fifty-five million, six hundred thirty-six thousand, three hundred seventy-five".