620343347622 has 32 divisors (see below), whose sum is σ = 1284271238880. Its totient is φ = 199525939200.

The previous prime is 620343347609. The next prime is 620343347623. The reversal of 620343347622 is 226743343026.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620343347623) 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, 834853 + ... + 1392000.

It is an arithmetic number, because the mean of its divisors is an integer number (40133476215).

Almost surely, 2^620343347622 is an apocalyptic number.

620343347622 is an abundant number, since it is smaller than the sum of its proper divisors (663927891258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620343347622 is a wasteful number, since it uses less digits than its factorization.

620343347622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228488.

The product of its (nonzero) digits is 870912, while the sum is 42.

The spelling of 620343347622 in words is "six hundred twenty billion, three hundred forty-three million, three hundred forty-seven thousand, six hundred twenty-two".