55454705 has 4 divisors (see below), whose sum is σ = 66545652. Its totient is φ = 44363760.

The previous prime is 55454701. The next prime is 55454713. The reversal of 55454705 is 50745455.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14992384 + 40462321 = 3872^2 + 6361^2 .

It is not a de Polignac number, because 55454705 - 2² = 55454701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55454701) 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, 5545466 + ... + 5545475.

It is an arithmetic number, because the mean of its divisors is an integer number (16636413).

Almost surely, 2^55454705 is an apocalyptic number.

It is an amenable number.

55454705 is a deficient number, since it is larger than the sum of its proper divisors (11090947).

55454705 is a wasteful number, since it uses less digits than its factorization.

55454705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11090946.

The product of its (nonzero) digits is 70000, while the sum is 35.

The square root of 55454705 is about 7446.7915910142. The cubic root of 55454705 is about 381.3403841964.

The spelling of 55454705 in words is "fifty-five million, four hundred fifty-four thousand, seven hundred five".