2653261682 has 4 divisors (see below), whose sum is σ = 3979892526. Its totient is φ = 1326630840.

The previous prime is 2653261657. The next prime is 2653261717. The reversal of 2653261682 is 2861623562.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2470984681 + 182277001 = 49709^2 + 13501^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663315419 + ... + 663315422.

Almost surely, 2^2653261682 is an apocalyptic number.

2653261682 is a deficient number, since it is larger than the sum of its proper divisors (1326630844).

2653261682 is a wasteful number, since it uses less digits than its factorization.

2653261682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326630843.

The product of its digits is 207360, while the sum is 41.

The square root of 2653261682 is about 51509.8212188705. The cubic root of 2653261682 is about 1384.3950199599.

The spelling of 2653261682 in words is "two billion, six hundred fifty-three million, two hundred sixty-one thousand, six hundred eighty-two".