122553023637 has 16 divisors (see below), whose sum is σ = 178328780352. Its totient is φ = 74245461120.

The previous prime is 122553023623. The next prime is 122553023689. The reversal of 122553023637 is 736320355221.

It is not a de Polignac number, because 122553023637 - 2²⁰ = 122551975061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122553023595 and 122553023604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122553043637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641808 + ... + 810569.

It is an arithmetic number, because the mean of its divisors is an integer number (11145548772).

Almost surely, 2^122553023637 is an apocalyptic number.

It is an amenable number.

122553023637 is a deficient number, since it is larger than the sum of its proper divisors (55775756715).

122553023637 is a wasteful number, since it uses less digits than its factorization.

122553023637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454948.

The product of its (nonzero) digits is 226800, while the sum is 39.

Adding to 122553023637 its reverse (736320355221), we get a palindrome (858873378858).

The spelling of 122553023637 in words is "one hundred twenty-two billion, five hundred fifty-three million, twenty-three thousand, six hundred thirty-seven".