625420443622 has 16 divisors (see below), whose sum is σ = 1010308516560. Its totient is φ = 288651602592.

The previous prime is 625420443611. The next prime is 625420443667. The reversal of 625420443622 is 226344024526.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2659288 + ... + 2884900.

It is an arithmetic number, because the mean of its divisors is an integer number (63144282285).

Almost surely, 2^625420443622 is an apocalyptic number.

625420443622 is a deficient number, since it is larger than the sum of its proper divisors (384888072938).

625420443622 is a wasteful number, since it uses less digits than its factorization.

625420443622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332247.

The product of its (nonzero) digits is 552960, while the sum is 40.

The spelling of 625420443622 in words is "six hundred twenty-five billion, four hundred twenty million, four hundred forty-three thousand, six hundred twenty-two".