20042862057312 has 48 divisors (see below), whose sum is σ = 52781685046272. Its totient is φ = 6659471841920.

The previous prime is 20042862057311. The next prime is 20042862057347. The reversal of 20042862057312 is 21375026824002.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×20042862057312³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20042862057311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335629008 + ... + 335688719.

It is an arithmetic number, because the mean of its divisors is an integer number (1099618438464).

Almost surely, 2^{20042862057312} is an apocalyptic number.

It is an amenable number.

20042862057312 is an abundant number, since it is smaller than the sum of its proper divisors (32738822988960).

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

20042862057312 is a wasteful number, since it uses less digits than its factorization.

20042862057312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671318051 (or 671318043 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 20042862057312 in words is "twenty trillion, forty-two billion, eight hundred sixty-two million, fifty-seven thousand, three hundred twelve".