20396906112 has 96 divisors (see below), whose sum is σ = 59552569440. Its totient is φ = 6180866560.

The previous prime is 20396906083. The next prime is 20396906141. The reversal of 20396906112 is 21160969302.

It is an interprime number because it is at equal distance from previous prime (20396906083) and next prime (20396906141).

It is a tau number, because it is divible by the number of its divisors (96).

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, 173028 + ... + 265955.

It is an arithmetic number, because the mean of its divisors is an integer number (620339265).

Almost surely, 2^20396906112 is an apocalyptic number.

20396906112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20396906112 is an abundant number, since it is smaller than the sum of its proper divisors (39155663328).

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

20396906112 is a wasteful number, since it uses less digits than its factorization.

20396906112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439022 (or 438999 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 20396906112 in words is "twenty billion, three hundred ninety-six million, nine hundred six thousand, one hundred twelve".