54811919011 has 4 divisors (see below), whose sum is σ = 54834211800. Its totient is φ = 54789626224.

The previous prime is 54811918969. The next prime is 54811919023. The reversal of 54811919011 is 11091911845.

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 54811919011 - 2¹³ = 54811910819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54811919311) 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, 11142706 + ... + 11147623.

It is an arithmetic number, because the mean of its divisors is an integer number (13708552950).

Almost surely, 2^54811919011 is an apocalyptic number.

54811919011 is a deficient number, since it is larger than the sum of its proper divisors (22292789).

54811919011 is a wasteful number, since it uses less digits than its factorization.

54811919011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22292788.

The product of its (nonzero) digits is 12960, while the sum is 40.

The spelling of 54811919011 in words is "fifty-four billion, eight hundred eleven million, nine hundred nineteen thousand, eleven".