42450223154 has 8 divisors (see below), whose sum is σ = 63684569088. Its totient is φ = 21222033460.

The previous prime is 42450223103. The next prime is 42450223169. The reversal of 42450223154 is 45132205424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42450223154.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521782 + ... + 1549425.

It is an arithmetic number, because the mean of its divisors is an integer number (7960571136).

Almost surely, 2^42450223154 is an apocalyptic number.

42450223154 is a deficient number, since it is larger than the sum of its proper divisors (21234345934).

42450223154 is a wasteful number, since it uses less digits than its factorization.

42450223154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078120.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 42450223154 its reverse (45132205424), we get a palindrome (87582428578).

The spelling of 42450223154 in words is "forty-two billion, four hundred fifty million, two hundred twenty-three thousand, one hundred fifty-four".