557834846820 has 48 divisors (see below), whose sum is σ = 1644144815040. Its totient is φ = 140926697856.

The previous prime is 557834846819. The next prime is 557834846851. The reversal of 557834846820 is 28648438755.

It is a super-2 number, since 2×557834846820² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 244663267 + ... + 244665546.

It is an arithmetic number, because the mean of its divisors is an integer number (34253016980).

Almost surely, 2^557834846820 is an apocalyptic number.

It is an amenable number.

557834846820 is an abundant number, since it is smaller than the sum of its proper divisors (1086309968220).

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

557834846820 is a wasteful number, since it uses less digits than its factorization.

557834846820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489328844 (or 489328842 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 557834846820 in words is "five hundred fifty-seven billion, eight hundred thirty-four million, eight hundred forty-six thousand, eight hundred twenty".