20354145114 has 32 divisors (see below), whose sum is σ = 41306169024. Its totient is φ = 6685763840.

The previous prime is 20354145103. The next prime is 20354145157. The reversal of 20354145114 is 41154145302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30529 + ... + 204059.

It is an arithmetic number, because the mean of its divisors is an integer number (1290817782).

Almost surely, 2^20354145114 is an apocalyptic number.

20354145114 is an abundant number, since it is smaller than the sum of its proper divisors (20952023910).

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

20354145114 is a wasteful number, since it uses less digits than its factorization.

20354145114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173822.

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 20354145114 in words is "twenty billion, three hundred fifty-four million, one hundred forty-five thousand, one hundred fourteen".