3622643516 has 12 divisors (see below), whose sum is σ = 6367311720. Its totient is φ = 1803411600.

The previous prime is 3622643501. The next prime is 3622643621. The reversal of 3622643516 is 6153462263.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3622643516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1976510 + ... + 1978341.

It is an arithmetic number, because the mean of its divisors is an integer number (530609310).

Almost surely, 2^3622643516 is an apocalyptic number.

It is an amenable number.

3622643516 is a deficient number, since it is larger than the sum of its proper divisors (2744668204).

3622643516 is a wasteful number, since it uses less digits than its factorization.

3622643516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955084 (or 3955082 counting only the distinct ones).

The product of its digits is 155520, while the sum is 38.

The square root of 3622643516 is about 60188.4001781074. The cubic root of 3622643516 is about 1535.8254733118.

The spelling of 3622643516 in words is "three billion, six hundred twenty-two million, six hundred forty-three thousand, five hundred sixteen".