553686921216 has 832 divisors, whose sum is σ = 1948100259840. Its totient is φ = 153200885760.

The previous prime is 553686921187. The next prime is 553686921257. The reversal of 553686921216 is 612129686355.

553686921216 is a `hidden beast` number, since 5 + 5 + 368 + 69 + 2 + 1 + 216 = 666.

It is a tau number, because it is divible by the number of its divisors (832).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2482900881 + ... + 2482901103.

Almost surely, 2^553686921216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553686921216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (974050129920).

553686921216 is an abundant number, since it is smaller than the sum of its proper divisors (1394413338624).

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

553686921216 is a wasteful number, since it uses less digits than its factorization.

553686921216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 409 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 553686921216 in words is "five hundred fifty-three billion, six hundred eighty-six million, nine hundred twenty-one thousand, two hundred sixteen".