449361297423 has 12 divisors (see below), whose sum is σ = 649083422520. Its totient is φ = 299571432336.

The previous prime is 449361297409. The next prime is 449361297461. The reversal of 449361297423 is 324792163944.

449361297423 is a `hidden beast` number, since 4 + 4 + 93 + 6 + 129 + 7 + 423 = 666.

It is not a de Polignac number, because 449361297423 - 2⁵ = 449361297391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 449361297423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449361297023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1421868 + ... + 1708926.

It is an arithmetic number, because the mean of its divisors is an integer number (54090285210).

Almost surely, 2^449361297423 is an apocalyptic number.

449361297423 is a deficient number, since it is larger than the sum of its proper divisors (199722125097).

449361297423 is a wasteful number, since it uses less digits than its factorization.

449361297423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460998 (or 460995 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The spelling of 449361297423 in words is "four hundred forty-nine billion, three hundred sixty-one million, two hundred ninety-seven thousand, four hundred twenty-three".