449190252061 has 16 divisors (see below), whose sum is σ = 464689797120. Its totient is φ = 433754454960.

The previous prime is 449190252037. The next prime is 449190252067. The reversal of 449190252061 is 160252091944.

It is a cyclic number.

It is not a de Polignac number, because 449190252061 - 2⁵ = 449190252029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 449190251999 and 449190252017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449190252067) 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, 74329306 + ... + 74335348.

It is an arithmetic number, because the mean of its divisors is an integer number (29043112320).

Almost surely, 2^449190252061 is an apocalyptic number.

It is an amenable number.

449190252061 is a deficient number, since it is larger than the sum of its proper divisors (15499545059).

449190252061 is a wasteful number, since it uses less digits than its factorization.

449190252061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10896.

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 449190252061 in words is "four hundred forty-nine billion, one hundred ninety million, two hundred fifty-two thousand, sixty-one".