611440054 has 8 divisors (see below), whose sum is σ = 971110728. Its totient is φ = 287736480.

The previous prime is 611439989. The next prime is 611440099. The reversal of 611440054 is 450044116.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8991732 + ... + 8991799.

It is an arithmetic number, because the mean of its divisors is an integer number (121388841).

Almost surely, 2^611440054 is an apocalyptic number.

611440054 is a deficient number, since it is larger than the sum of its proper divisors (359670674).

611440054 is a wasteful number, since it uses less digits than its factorization.

611440054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17983550.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 611440054 is about 24727.3139261020. The cubic root of 611440054 is about 848.7594609548.

The spelling of 611440054 in words is "six hundred eleven million, four hundred forty thousand, fifty-four".