620201931582 has 32 divisors (see below), whose sum is σ = 1281510779904. Its totient is φ = 199894219200.

The previous prime is 620201931577. The next prime is 620201931617. The reversal of 620201931582 is 285139102026.

It is a self number, because there is not a number n which added to its sum of digits gives 620201931582.

It is a congruent number.

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, 1205943 + ... + 1641554.

It is an arithmetic number, because the mean of its divisors is an integer number (40047211872).

Almost surely, 2^620201931582 is an apocalyptic number.

620201931582 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

620201931582 is an abundant number, since it is smaller than the sum of its proper divisors (661308848322).

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

620201931582 is a wasteful number, since it uses less digits than its factorization.

620201931582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848704.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 620201931582 in words is "six hundred twenty billion, two hundred one million, nine hundred thirty-one thousand, five hundred eighty-two".