620530663153322 has 32 divisors (see below), whose sum is σ = 949105678561920. Its totient is φ = 304171345965760.

The previous prime is 620530663153253. The next prime is 620530663153333. The reversal of 620530663153322 is 223351366035026.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9141145193 + ... + 9141213075.

It is an arithmetic number, because the mean of its divisors is an integer number (29659552455060).

Almost surely, 2^{620530663153322} is an apocalyptic number.

620530663153322 is a deficient number, since it is larger than the sum of its proper divisors (328575015408598).

620530663153322 is a wasteful number, since it uses less digits than its factorization.

620530663153322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134638.

The product of its (nonzero) digits is 3499200, while the sum is 47.

The spelling of 620530663153322 in words is "six hundred twenty trillion, five hundred thirty billion, six hundred sixty-three million, one hundred fifty-three thousand, three hundred twenty-two".