449892333243 has 16 divisors (see below), whose sum is σ = 682007328640. Its totient is φ = 292953146472.

The previous prime is 449892333133. The next prime is 449892333251. The reversal of 449892333243 is 342333298944.

449892333243 is a `hidden beast` number, since 4 + 4 + 9 + 89 + 233 + 324 + 3 = 666.

It is not a de Polignac number, because 449892333243 - 2⁹ = 449892332731 is a prime.

It is a super-2 number, since 2×449892333243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 449892333243.

It is not an unprimeable number, because it can be changed into a prime (449892333263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193750921 + ... + 193753242.

It is an arithmetic number, because the mean of its divisors is an integer number (42625458040).

Almost surely, 2^449892333243 is an apocalyptic number.

449892333243 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

449892333243 is a deficient number, since it is larger than the sum of its proper divisors (232114995397).

449892333243 is a wasteful number, since it uses less digits than its factorization.

449892333243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387504215 (or 387504209 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 54.

The spelling of 449892333243 in words is "four hundred forty-nine billion, eight hundred ninety-two million, three hundred thirty-three thousand, two hundred forty-three".