55233022336631 has 16 divisors (see below), whose sum is σ = 55489307733600. Its totient is φ = 54977190912000.

The previous prime is 55233022336579. The next prime is 55233022336643. The reversal of 55233022336631 is 13663322033255.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55233022336631 is a prime.

It is a super-2 number, since 2×55233022336631² (a number of 28 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 (55233022336231) 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, 1102408481 + ... + 1102458581.

It is an arithmetic number, because the mean of its divisors is an integer number (3468081733350).

Almost surely, 2^{55233022336631} is an apocalyptic number.

55233022336631 is a deficient number, since it is larger than the sum of its proper divisors (256285396969).

55233022336631 is a wasteful number, since it uses less digits than its factorization.

55233022336631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54530.

The product of its (nonzero) digits is 1749600, while the sum is 44.

Adding to 55233022336631 its reverse (13663322033255), we get a palindrome (68896344369886).

The spelling of 55233022336631 in words is "fifty-five trillion, two hundred thirty-three billion, twenty-two million, three hundred thirty-six thousand, six hundred thirty-one".