42378035682573 has 24 divisors (see below), whose sum is σ = 61530307308288. Its totient is φ = 28105621785792.

The previous prime is 42378035682533. The next prime is 42378035682659. The reversal of 42378035682573 is 37528653087324.

42378035682573 is a `hidden beast` number, since 4 + 2 + 3 + 7 + 8 + 0 + 3 + 56 + 8 + 2 + 573 = 666.

It is not a de Polignac number, because 42378035682573 - 2¹⁴ = 42378035666189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42378035682573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42378035682533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4534440 + ... + 10262417.

It is an arithmetic number, because the mean of its divisors is an integer number (2563762804512).

Almost surely, 2^{42378035682573} is an apocalyptic number.

It is an amenable number.

42378035682573 is a deficient number, since it is larger than the sum of its proper divisors (19152271625715).

42378035682573 is a wasteful number, since it uses less digits than its factorization.

42378035682573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14798513 (or 14798510 counting only the distinct ones).

The product of its (nonzero) digits is 203212800, while the sum is 63.

The spelling of 42378035682573 in words is "forty-two trillion, three hundred seventy-eight billion, thirty-five million, six hundred eighty-two thousand, five hundred seventy-three".