42873995042340 has 1728 divisors, whose sum is σ = 169131881963520. Its totient is φ = 8052974899200.

The previous prime is 42873995042327. The next prime is 42873995042357. The reversal of 42873995042340 is 4324059937824.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 15295751379 + ... + 15295754181.

Almost surely, 2^{42873995042340} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42873995042340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84565940981760).

42873995042340 is an abundant number, since it is smaller than the sum of its proper divisors (126257886921180).

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

42873995042340 is a wasteful number, since it uses less digits than its factorization.

42873995042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974 (or 2954 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 60.

The spelling of 42873995042340 in words is "forty-two trillion, eight hundred seventy-three billion, nine hundred ninety-five million, forty-two thousand, three hundred forty".