42878766276425 has 12 divisors (see below), whose sum is σ = 53225815587216. Its totient is φ = 34266790179600.

The previous prime is 42878766276361. The next prime is 42878766276497. The reversal of 42878766276425 is 52467266787824.

It is not a de Polignac number, because 42878766276425 - 2⁶ = 42878766276361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 905546891 + ... + 905594240.

It is an arithmetic number, because the mean of its divisors is an integer number (4435484632268).

Almost surely, 2^{42878766276425} is an apocalyptic number.

It is an amenable number.

42878766276425 is a deficient number, since it is larger than the sum of its proper divisors (10347049310791).

42878766276425 is a wasteful number, since it uses less digits than its factorization.

42878766276425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811142088 (or 1811142083 counting only the distinct ones).

The product of its digits is 3034644480, while the sum is 74.

The spelling of 42878766276425 in words is "forty-two trillion, eight hundred seventy-eight billion, seven hundred sixty-six million, two hundred seventy-six thousand, four hundred twenty-five".