553521683856 has 40 divisors (see below), whose sum is σ = 1430865191584. Its totient is φ = 184386689280.

The previous prime is 553521683849. The next prime is 553521683873. The reversal of 553521683856 is 658386125355.

It is a super-2 number, since 2×553521683856² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 553521683796 and 553521683805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3692581 + ... + 3839556.

Almost surely, 2^553521683856 is an apocalyptic number.

It is an amenable number.

553521683856 is an abundant number, since it is smaller than the sum of its proper divisors (877343507728).

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

553521683856 is a wasteful number, since it uses less digits than its factorization.

553521683856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7533679 (or 7533673 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 57.

The spelling of 553521683856 in words is "five hundred fifty-three billion, five hundred twenty-one million, six hundred eighty-three thousand, eight hundred fifty-six".