2654064505 has 4 divisors (see below), whose sum is σ = 3184877412. Its totient is φ = 2123251600.

The previous prime is 2654064503. The next prime is 2654064527. The reversal of 2654064505 is 5054604562.

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 2049101289 + 604963216 = 45267^2 + 24596^2 .

It is not a de Polignac number, because 2654064505 - 2¹ = 2654064503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2654064503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265406446 + ... + 265406455.

It is an arithmetic number, because the mean of its divisors is an integer number (796219353).

Almost surely, 2^2654064505 is an apocalyptic number.

It is an amenable number.

2654064505 is a deficient number, since it is larger than the sum of its proper divisors (530812907).

2654064505 is an equidigital number, since it uses as much as digits as its factorization.

2654064505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530812906.

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 2654064505 is about 51517.6135413899. The cubic root of 2654064505 is about 1384.5346358010.

The spelling of 2654064505 in words is "two billion, six hundred fifty-four million, sixty-four thousand, five hundred five".