42878275452541 has 16 divisors (see below), whose sum is σ = 44258352739200. Its totient is φ = 41521027564800.

The previous prime is 42878275452539. The next prime is 42878275452557. The reversal of 42878275452541 is 14525457287824.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42878275452541 - 2¹ = 42878275452539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42878275452511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196201 + ... + 9262561.

It is an arithmetic number, because the mean of its divisors is an integer number (2766147046200).

Almost surely, 2^{42878275452541} is an apocalyptic number.

It is an amenable number.

42878275452541 is a deficient number, since it is larger than the sum of its proper divisors (1380077286659).

42878275452541 is a wasteful number, since it uses less digits than its factorization.

42878275452541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9067620.

The product of its digits is 200704000, while the sum is 64.

The spelling of 42878275452541 in words is "forty-two trillion, eight hundred seventy-eight billion, two hundred seventy-five million, four hundred fifty-two thousand, five hundred forty-one".