42250256240422 has 4 divisors (see below), whose sum is σ = 63375384360636. Its totient is φ = 21125128120210.

The previous prime is 42250256240369. The next prime is 42250256240431. The reversal of 42250256240422 is 22404265205224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10562564060104 + ... + 10562564060107.

It is an arithmetic number, because the mean of its divisors is an integer number (15843846090159).

Almost surely, 2^{42250256240422} is an apocalyptic number.

42250256240422 is a deficient number, since it is larger than the sum of its proper divisors (21125128120214).

42250256240422 is a wasteful number, since it uses less digits than its factorization.

42250256240422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21125128120213.

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 42250256240422 in words is "forty-two trillion, two hundred fifty billion, two hundred fifty-six million, two hundred forty thousand, four hundred twenty-two".