20345006254350 has 24 divisors (see below), whose sum is σ = 50455615511160. Its totient is φ = 5425335001120.

The previous prime is 20345006254333. The next prime is 20345006254399. The reversal of 20345006254350 is 5345260054302.

It is a junction number, because it is equal to n+sod(n) for n = 20345006254299 and 20345006254308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67816687365 + ... + 67816687664.

It is an arithmetic number, because the mean of its divisors is an integer number (2102317312965).

Almost surely, 2^{20345006254350} is an apocalyptic number.

20345006254350 is an abundant number, since it is smaller than the sum of its proper divisors (30110609256810).

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

20345006254350 is a wasteful number, since it uses less digits than its factorization.

20345006254350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135633375044 (or 135633375039 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 20345006254350 in words is "twenty trillion, three hundred forty-five billion, six million, two hundred fifty-four thousand, three hundred fifty".