42752305073776 has 80 divisors (see below), whose sum is σ = 89764632981504. Its totient is φ = 19648142502912.

The previous prime is 42752305073767. The next prime is 42752305073801. The reversal of 42752305073776 is 67737050325724.

It is a super-2 number, since 2×42752305073776² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42752305073776.

It is a congruent number.

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, 2307541 + ... + 9530443.

Almost surely, 2^{42752305073776} 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 42752305073776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44882316490752).

42752305073776 is an abundant number, since it is smaller than the sum of its proper divisors (47012327907728).

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

42752305073776 is a wasteful number, since it uses less digits than its factorization.

42752305073776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7223438 (or 7223432 counting only the distinct ones).

The product of its (nonzero) digits is 51861600, while the sum is 58.

The spelling of 42752305073776 in words is "forty-two trillion, seven hundred fifty-two billion, three hundred five million, seventy-three thousand, seven hundred seventy-six".