553683345 has 16 divisors (see below), whose sum is σ = 887249472. Its totient is φ = 294845760.

The previous prime is 553683307. The next prime is 553683391. The reversal of 553683345 is 543386355.

It is not a de Polignac number, because 553683345 - 2¹⁴ = 553666961 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 553683297 and 553683306.

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, 18007 + ... + 37836.

It is an arithmetic number, because the mean of its divisors is an integer number (55453092).

Almost surely, 2^553683345 is an apocalyptic number.

It is an amenable number.

553683345 is a deficient number, since it is larger than the sum of its proper divisors (333566127).

553683345 is a wasteful number, since it uses less digits than its factorization.

553683345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56512.

The product of its digits is 648000, while the sum is 42.

The square root of 553683345 is about 23530.4769394927. The cubic root of 553683345 is about 821.1461985016.

The spelling of 553683345 in words is "five hundred fifty-three million, six hundred eighty-three thousand, three hundred forty-five".