42304444457 has 4 divisors (see below), whose sum is σ = 46150303056. Its totient is φ = 38458585860.

The previous prime is 42304444451. The next prime is 42304444459. The reversal of 42304444457 is 75444440324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42304444457 - 2¹⁸ = 42304182313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42304444451) 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, 1922929283 + ... + 1922929304.

It is an arithmetic number, because the mean of its divisors is an integer number (11537575764).

Almost surely, 2^42304444457 is an apocalyptic number.

It is an amenable number.

42304444457 is a deficient number, since it is larger than the sum of its proper divisors (3845858599).

42304444457 is a wasteful number, since it uses less digits than its factorization.

42304444457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3845858598.

The product of its (nonzero) digits is 860160, while the sum is 41.

The spelling of 42304444457 in words is "forty-two billion, three hundred four million, four hundred forty-four thousand, four hundred fifty-seven".