42203253152444 has 12 divisors (see below), whose sum is σ = 73855818498000. Its totient is φ = 21101590724448.

The previous prime is 42203253152443. The next prime is 42203253152483. The reversal of 42203253152444 is 44425135230224.

It is a super-2 number, since 2×42203253152444² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42203253152441) 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, 6221144 + ... + 11095455.

It is an arithmetic number, because the mean of its divisors is an integer number (6154651541500).

Almost surely, 2^{42203253152444} is an apocalyptic number.

It is an amenable number.

42203253152444 is a deficient number, since it is larger than the sum of its proper divisors (31652565345556).

42203253152444 is a wasteful number, since it uses less digits than its factorization.

42203253152444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17925892 (or 17925890 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 42203253152444 its reverse (44425135230224), we get a palindrome (86628388382668).

The spelling of 42203253152444 in words is "forty-two trillion, two hundred three billion, two hundred fifty-three million, one hundred fifty-two thousand, four hundred forty-four".