20239846970112 has 1440 divisors, whose sum is σ = 81527076094464. Its totient is φ = 4832516505600.

The previous prime is 20239846970111. The next prime is 20239846970143. The reversal of 20239846970112 is 21107964893202.

20239846970112 is a `hidden beast` number, since 2 + 0 + 23 + 98 + 469 + 70 + 1 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (20239846970111) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1167158562 + ... + 1167175902.

Almost surely, 2^{20239846970112} is an apocalyptic number.

20239846970112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20239846970112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40763538047232).

20239846970112 is an abundant number, since it is smaller than the sum of its proper divisors (61287229124352).

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

20239846970112 is a wasteful number, since it uses less digits than its factorization.

20239846970112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17447 (or 17424 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 20239846970112 in words is "twenty trillion, two hundred thirty-nine billion, eight hundred forty-six million, nine hundred seventy thousand, one hundred twelve".