2690494005 has 16 divisors (see below), whose sum is σ = 4409786304. Its totient is φ = 1399931520.

The previous prime is 2690493973. The next prime is 2690494007. The reversal of 2690494005 is 5004940962.

2690494005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2690494005 - 2⁵ = 2690493973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690494007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2186779 + ... + 2188008.

It is an arithmetic number, because the mean of its divisors is an integer number (275611644).

Almost surely, 2^2690494005 is an apocalyptic number.

It is an amenable number.

2690494005 is a deficient number, since it is larger than the sum of its proper divisors (1719292299).

2690494005 is a wasteful number, since it uses less digits than its factorization.

2690494005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374836.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 2690494005 is about 51869.9720936883. The cubic root of 2690494005 is about 1390.8405462495.

The spelling of 2690494005 in words is "two billion, six hundred ninety million, four hundred ninety-four thousand, five".