55626023522040 has 64 divisors (see below), whose sum is σ = 166879053200160. Its totient is φ = 14833518927360.

The previous prime is 55626023522033. The next prime is 55626023522071. The reversal of 55626023522040 is 4022532062655.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55626023521983 and 55626023522001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20561050 + ... + 23108630.

Almost surely, 2^{55626023522040} is an apocalyptic number.

It is an amenable number.

55626023522040 is an abundant number, since it is smaller than the sum of its proper divisors (111253029678120).

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

55626023522040 is a wasteful number, since it uses less digits than its factorization.

55626023522040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729552 (or 2729548 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 55626023522040 its reverse (4022532062655), we get a palindrome (59648555584695).

The spelling of 55626023522040 in words is "fifty-five trillion, six hundred twenty-six billion, twenty-three million, five hundred twenty-two thousand, forty".