20114626631550 has 192 divisors, whose sum is σ = 55925813518848. Its totient is φ = 4742037760000.

The previous prime is 20114626631543. The next prime is 20114626631597. The reversal of 20114626631550 is 5513662641102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20561122 + ... + 21517178.

It is an arithmetic number, because the mean of its divisors is an integer number (291280278744).

Almost surely, 2^{20114626631550} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20114626631550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27962906759424).

20114626631550 is an abundant number, since it is smaller than the sum of its proper divisors (35811186887298).

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

20114626631550 is a wasteful number, since it uses less digits than its factorization.

20114626631550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956435 (or 956430 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 20114626631550 in words is "twenty trillion, one hundred fourteen billion, six hundred twenty-six million, six hundred thirty-one thousand, five hundred fifty".