42353885402 has 4 divisors (see below), whose sum is σ = 63530828106. Its totient is φ = 21176942700.

The previous prime is 42353885401. The next prime is 42353885429. The reversal of 42353885402 is 20458835324.

It is a happy number.

42353885402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38083132201 + 4270753201 = 195149^2 + 65351^2 .

It is not an unprimeable number, because it can be changed into a prime (42353885401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10588471349 + ... + 10588471352.

Almost surely, 2^42353885402 is an apocalyptic number.

42353885402 is a deficient number, since it is larger than the sum of its proper divisors (21176942704).

42353885402 is a wasteful number, since it uses less digits than its factorization.

42353885402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21176942703.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 42353885402 in words is "forty-two billion, three hundred fifty-three million, eight hundred eighty-five thousand, four hundred two".