620346634356245 has 8 divisors (see below), whose sum is σ = 783595748660640. Its totient is φ = 470157449196240.

The previous prime is 620346634356233. The next prime is 620346634356247. The reversal of 620346634356245 is 542653436643026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 620346634356245 - 2³² = 620342339388949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620346634356247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3264982285991 + ... + 3264982286180.

It is an arithmetic number, because the mean of its divisors is an integer number (97949468582580).

Almost surely, 2^{620346634356245} is an apocalyptic number.

It is an amenable number.

620346634356245 is a deficient number, since it is larger than the sum of its proper divisors (163249114304395).

620346634356245 is a wasteful number, since it uses less digits than its factorization.

620346634356245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529964572195.

The product of its (nonzero) digits is 223948800, while the sum is 59.

The spelling of 620346634356245 in words is "six hundred twenty trillion, three hundred forty-six billion, six hundred thirty-four million, three hundred fifty-six thousand, two hundred forty-five".