449725159427 has 8 divisors (see below), whose sum is σ = 473418570960. Its totient is φ = 426034114560.

The previous prime is 449725159361. The next prime is 449725159441. The reversal of 449725159427 is 724951527944.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 449725159427 - 2¹² = 449725155331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449725159627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194774 + ... + 968187.

It is an arithmetic number, because the mean of its divisors is an integer number (59177321370).

Almost surely, 2^449725159427 is an apocalyptic number.

449725159427 is a deficient number, since it is larger than the sum of its proper divisors (23693411533).

449725159427 is a wasteful number, since it uses less digits than its factorization.

449725159427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183333.

The product of its digits is 25401600, while the sum is 59.

The spelling of 449725159427 in words is "four hundred forty-nine billion, seven hundred twenty-five million, one hundred fifty-nine thousand, four hundred twenty-seven".