620363813386 has 16 divisors (see below), whose sum is σ = 962744343840. Its totient is φ = 299451495280.

The previous prime is 620363813359. The next prime is 620363813389. The reversal of 620363813386 is 683318363026.

It is not an unprimeable number, because it can be changed into a prime (620363813389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104080 + ... + 1118731.

It is an arithmetic number, because the mean of its divisors is an integer number (60171521490).

Almost surely, 2^620363813386 is an apocalyptic number.

620363813386 is a deficient number, since it is larger than the sum of its proper divisors (342380530454).

620363813386 is a wasteful number, since it uses less digits than its factorization.

620363813386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231589.

The product of its (nonzero) digits is 2239488, while the sum is 49.

The spelling of 620363813386 in words is "six hundred twenty billion, three hundred sixty-three million, eight hundred thirteen thousand, three hundred eighty-six".