42253453340 has 48 divisors (see below), whose sum is σ = 101448806592. Its totient is φ = 14481110016.

The previous prime is 42253453321. The next prime is 42253453351. The reversal of 42253453340 is 4335435224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 42253453340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298964 + ... + 416996.

It is an arithmetic number, because the mean of its divisors is an integer number (2113516804).

Almost surely, 2^42253453340 is an apocalyptic number.

It is an amenable number.

42253453340 is an abundant number, since it is smaller than the sum of its proper divisors (59195353252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42253453340 is a wasteful number, since it uses less digits than its factorization.

42253453340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120606 (or 120604 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 42253453340 its reverse (4335435224), we get a palindrome (46588888564).

The spelling of 42253453340 in words is "forty-two billion, two hundred fifty-three million, four hundred fifty-three thousand, three hundred forty".