42056465876 has 24 divisors (see below), whose sum is σ = 77481946080. Its totient is φ = 19919038752.

The previous prime is 42056465873. The next prime is 42056465879. The reversal of 42056465876 is 67856465024.

It is an interprime number because it is at equal distance from previous prime (42056465873) and next prime (42056465879).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42056465873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690266 + ... + 748718.

It is an arithmetic number, because the mean of its divisors is an integer number (3228414420).

Almost surely, 2^42056465876 is an apocalyptic number.

It is an amenable number.

42056465876 is a deficient number, since it is larger than the sum of its proper divisors (35425480204).

42056465876 is a wasteful number, since it uses less digits than its factorization.

42056465876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67943 (or 67941 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 42056465876 in words is "forty-two billion, fifty-six million, four hundred sixty-five thousand, eight hundred seventy-six".