42553700068 has 24 divisors (see below), whose sum is σ = 81453264480. Its totient is φ = 19291547520.

The previous prime is 42553699997. The next prime is 42553700069. The reversal of 42553700068 is 86000735524.

It is a self number, because there is not a number n which added to its sum of digits gives 42553700068.

It is not an unprimeable number, because it can be changed into a prime (42553700069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1259221 + ... + 1292572.

It is an arithmetic number, because the mean of its divisors is an integer number (3393886020).

Almost surely, 2^42553700068 is an apocalyptic number.

It is an amenable number.

42553700068 is a deficient number, since it is larger than the sum of its proper divisors (38899564412).

42553700068 is a wasteful number, since it uses less digits than its factorization.

42553700068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552187 (or 2552185 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 42553700068 in words is "forty-two billion, five hundred fifty-three million, seven hundred thousand, sixty-eight".