55356511 has 8 divisors (see below), whose sum is σ = 63495200. Its totient is φ = 47275488.

The previous prime is 55356451. The next prime is 55356527. The reversal of 55356511 is 11565355.

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

It is a cyclic number.

It is not a de Polignac number, because 55356511 - 2¹⁵ = 55323743 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 (55356541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12336 + ... + 16213.

It is an arithmetic number, because the mean of its divisors is an integer number (7936900).

Almost surely, 2^55356511 is an apocalyptic number.

55356511 is a deficient number, since it is larger than the sum of its proper divisors (8138689).

55356511 is a wasteful number, since it uses less digits than its factorization.

55356511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28833.

The product of its digits is 11250, while the sum is 31.

The square root of 55356511 is about 7440.1956291485. The cubic root of 55356511 is about 381.1151705977.

The spelling of 55356511 in words is "fifty-five million, three hundred fifty-six thousand, five hundred eleven".