55500551050626 has 256 divisors, whose sum is σ = 140992690176000. Its totient is φ = 16027794881280.

The previous prime is 55500551050559. The next prime is 55500551050631. The reversal of 55500551050626 is 62605015500555.

55500551050626 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 0 + 5 + 5 + 10 + 5 + 0 + 626 = 666.

It is a super-2 number, since 2×55500551050626² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7652078416 + ... + 7652085668.

It is an arithmetic number, because the mean of its divisors is an integer number (550752696000).

Almost surely, 2^{55500551050626} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55500551050626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70496345088000).

55500551050626 is an abundant number, since it is smaller than the sum of its proper divisors (85492139125374).

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

55500551050626 is a wasteful number, since it uses less digits than its factorization.

55500551050626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13006 (or 13000 counting only the distinct ones).

The product of its (nonzero) digits is 1125000, while the sum is 45.

The spelling of 55500551050626 in words is "fifty-five trillion, five hundred billion, five hundred fifty-one million, fifty thousand, six hundred twenty-six".