54550511 has 4 divisors (see below), whose sum is σ = 54635472. Its totient is φ = 54465552.

The previous prime is 54550493. The next prime is 54550547. The reversal of 54550511 is 11505545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54550511 - 2¹⁰ = 54549487 is a prime.

It is a super-2 number, since 2×54550511² = 5951516500722242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54550571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41510 + ... + 42803.

It is an arithmetic number, because the mean of its divisors is an integer number (13658868).

Almost surely, 2^54550511 is an apocalyptic number.

54550511 is a deficient number, since it is larger than the sum of its proper divisors (84961).

54550511 is an equidigital number, since it uses as much as digits as its factorization.

54550511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84960.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 54550511 is about 7385.8317744178. The cubic root of 54550511 is about 379.2564198803.

The spelling of 54550511 in words is "fifty-four million, five hundred fifty thousand, five hundred eleven".