42478495652 has 12 divisors (see below), whose sum is σ = 75172619340. Its totient is φ = 21000604416.

The previous prime is 42478495651. The next prime is 42478495721. The reversal of 42478495652 is 25659487424.

It can be written as a sum of positive squares in 2 ways, for example, as 14436983716 + 28041511936 = 120154^2 + 167456^2 .

It is not an unprimeable number, because it can be changed into a prime (42478495651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59660453 + ... + 59661164.

It is an arithmetic number, because the mean of its divisors is an integer number (6264384945).

Almost surely, 2^42478495652 is an apocalyptic number.

It is an amenable number.

42478495652 is a deficient number, since it is larger than the sum of its proper divisors (32694123688).

42478495652 is a wasteful number, since it uses less digits than its factorization.

42478495652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119321710 (or 119321708 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 56.

The spelling of 42478495652 in words is "forty-two billion, four hundred seventy-eight million, four hundred ninety-five thousand, six hundred fifty-two".