20552124555051 has 32 divisors (see below), whose sum is σ = 28299481706496. Its totient is φ = 13258825632000.

The previous prime is 20552124554977. The next prime is 20552124555089. The reversal of 20552124555051 is 15055542125502.

It is not a de Polignac number, because 20552124555051 - 2¹¹ = 20552124553003 is a prime.

It is a super-2 number, since 2×20552124555051² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20552124554994 and 20552124555012.

It is not an unprimeable number, because it can be changed into a prime (20552124555551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10094646 + ... + 11958516.

It is an arithmetic number, because the mean of its divisors is an integer number (884358803328).

Almost surely, 2^{20552124555051} is an apocalyptic number.

20552124555051 is a deficient number, since it is larger than the sum of its proper divisors (7747357151445).

20552124555051 is a wasteful number, since it uses less digits than its factorization.

20552124555051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864643.

The product of its (nonzero) digits is 500000, while the sum is 42.

The spelling of 20552124555051 in words is "twenty trillion, five hundred fifty-two billion, one hundred twenty-four million, five hundred fifty-five thousand, fifty-one".