20552056344 has 192 divisors, whose sum is σ = 61401045600. Its totient is φ = 6366387456.

The previous prime is 20552056333. The next prime is 20552056373. The reversal of 20552056344 is 44365025502.

20552056344 is a `hidden beast` number, since 2 + 0 + 5 + 52 + 0 + 563 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 20552056299 and 20552056308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4130242 + ... + 4135214.

Almost surely, 2^20552056344 is an apocalyptic number.

20552056344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20552056344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30700522800).

20552056344 is an abundant number, since it is smaller than the sum of its proper divisors (40848989256).

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

20552056344 is a wasteful number, since it uses less digits than its factorization.

20552056344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079 (or 5050 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 20552056344 in words is "twenty billion, five hundred fifty-two million, fifty-six thousand, three hundred forty-four".