553424957664 has 72 divisors (see below), whose sum is σ = 1464273582408. Its totient is φ = 183021914880.

The previous prime is 553424957627. The next prime is 553424957671. The reversal of 553424957664 is 466759424355.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 553424957598 and 553424957607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1369674 + ... + 1727094.

It is an arithmetic number, because the mean of its divisors is an integer number (20337133089).

Almost surely, 2^553424957664 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 553424957664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732136791204).

553424957664 is an abundant number, since it is smaller than the sum of its proper divisors (910848624744).

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

553424957664 is a wasteful number, since it uses less digits than its factorization.

553424957664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357688 (or 357553 counting only the distinct ones).

The product of its digits is 108864000, while the sum is 60.

The spelling of 553424957664 in words is "five hundred fifty-three billion, four hundred twenty-four million, nine hundred fifty-seven thousand, six hundred sixty-four".