553321554246631 has 16 divisors (see below), whose sum is σ = 572965988152320. Its totient is φ = 534086151387840.

The previous prime is 553321554246449. The next prime is 553321554246653. The reversal of 553321554246631 is 136642455123355.

It is a cyclic number.

It is not a de Polignac number, because 553321554246631 - 2¹¹ = 553321554244583 is a prime.

It is a super-2 number, since 2×553321554246631² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553321554246931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287089525 + ... + 289010446.

It is an arithmetic number, because the mean of its divisors is an integer number (35810374259520).

Almost surely, 2^{553321554246631} is an apocalyptic number.

553321554246631 is a deficient number, since it is larger than the sum of its proper divisors (19644433905689).

553321554246631 is a wasteful number, since it uses less digits than its factorization.

553321554246631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576100326.

The product of its digits is 38880000, while the sum is 55.

The spelling of 553321554246631 in words is "five hundred fifty-three trillion, three hundred twenty-one billion, five hundred fifty-four million, two hundred forty-six thousand, six hundred thirty-one".