42401424532250 has 64 divisors (see below), whose sum is σ = 95489283352320. Its totient is φ = 13772492769600.

The previous prime is 42401424532213. The next prime is 42401424532253. The reversal of 42401424532250 is 5223542410424.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42401424532253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 637582157 + ... + 637648656.

It is an arithmetic number, because the mean of its divisors is an integer number (1492020052380).

Almost surely, 2^{42401424532250} is an apocalyptic number.

42401424532250 is an abundant number, since it is smaller than the sum of its proper divisors (53087858820070).

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

42401424532250 is a wasteful number, since it uses less digits than its factorization.

42401424532250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275230856 (or 1275230846 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 42401424532250 its reverse (5223542410424), we get a palindrome (47624966942674).

The spelling of 42401424532250 in words is "forty-two trillion, four hundred one billion, four hundred twenty-four million, five hundred thirty-two thousand, two hundred fifty".