620713452843 has 96 divisors (see below), whose sum is σ = 1067489280000. Its totient is φ = 343321251840.

The previous prime is 620713452773. The next prime is 620713452857. The reversal of 620713452843 is 348254317026.

620713452843 is a `hidden beast` number, since 6 + 20 + 7 + 1 + 345 + 284 + 3 = 666.

It is not a de Polignac number, because 620713452843 - 2²⁰ = 620712404267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (620713452643) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24479830 + ... + 24505172.

It is an arithmetic number, because the mean of its divisors is an integer number (11119680000).

Almost surely, 2^620713452843 is an apocalyptic number.

620713452843 is a deficient number, since it is larger than the sum of its proper divisors (446775827157).

620713452843 is a wasteful number, since it uses less digits than its factorization.

620713452843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25857 (or 25854 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

Adding to 620713452843 its reverse (348254317026), we get a palindrome (968967769869).

The spelling of 620713452843 in words is "six hundred twenty billion, seven hundred thirteen million, four hundred fifty-two thousand, eight hundred forty-three".