20550350302 has 8 divisors (see below), whose sum is σ = 30826133712. Its totient is φ = 10274972400.

The previous prime is 20550350297. The next prime is 20550350311. The reversal of 20550350302 is 20305305502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20550350302² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148602 + ... + 251362.

It is an arithmetic number, because the mean of its divisors is an integer number (3853266714).

Almost surely, 2^20550350302 is an apocalyptic number.

20550350302 is a deficient number, since it is larger than the sum of its proper divisors (10275783410).

20550350302 is a wasteful number, since it uses less digits than its factorization.

20550350302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202754.

The product of its (nonzero) digits is 4500, while the sum is 25.

Adding to 20550350302 its reverse (20305305502), we get a palindrome (40855655804).

The spelling of 20550350302 in words is "twenty billion, five hundred fifty million, three hundred fifty thousand, three hundred two".