2623647662 has 4 divisors (see below), whose sum is σ = 3935471496. Its totient is φ = 1311823830.

The previous prime is 2623647617. The next prime is 2623647701. The reversal of 2623647662 is 2667463262.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655911914 + ... + 655911917.

It is an arithmetic number, because the mean of its divisors is an integer number (983867874).

Almost surely, 2^2623647662 is an apocalyptic number.

2623647662 is a deficient number, since it is larger than the sum of its proper divisors (1311823834).

2623647662 is a wasteful number, since it uses less digits than its factorization.

2623647662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311823833.

The product of its digits is 870912, while the sum is 44.

The square root of 2623647662 is about 51221.5546620756. The cubic root of 2623647662 is about 1379.2251587370.

The spelling of 2623647662 in words is "two billion, six hundred twenty-three million, six hundred forty-seven thousand, six hundred sixty-two".