42526521545340 has 96 divisors (see below), whose sum is σ = 136087819305984. Its totient is φ = 9720137041920.

The previous prime is 42526521545293. The next prime is 42526521545363. The reversal of 42526521545340 is 4354512562524.

It is a self number, because there is not a number n which added to its sum of digits gives 42526521545340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18723505 + ... + 20871575.

It is an arithmetic number, because the mean of its divisors is an integer number (1417581451104).

Almost surely, 2^{42526521545340} is an apocalyptic number.

It is an amenable number.

42526521545340 is an abundant number, since it is smaller than the sum of its proper divisors (93561297760644).

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

42526521545340 is a wasteful number, since it uses less digits than its factorization.

42526521545340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2195227 (or 2195225 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 42526521545340 in words is "forty-two trillion, five hundred twenty-six billion, five hundred twenty-one million, five hundred forty-five thousand, three hundred forty".