2694728505 has 32 divisors (see below), whose sum is σ = 4930668288. Its totient is φ = 1231084800.

The previous prime is 2694728467. The next prime is 2694728513. The reversal of 2694728505 is 5058274962.

It is not a de Polignac number, because 2694728505 - 2⁶ = 2694728441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175435 + ... + 190175.

It is an arithmetic number, because the mean of its divisors is an integer number (154083384).

Almost surely, 2^2694728505 is an apocalyptic number.

It is an amenable number.

2694728505 is a deficient number, since it is larger than the sum of its proper divisors (2235939783).

2694728505 is a wasteful number, since it uses less digits than its factorization.

2694728505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16497.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 2694728505 is about 51910.7744596437. The cubic root of 2694728505 is about 1391.5698332869.

The spelling of 2694728505 in words is "two billion, six hundred ninety-four million, seven hundred twenty-eight thousand, five hundred five".