450255518061 has 8 divisors (see below), whose sum is σ = 610182341664. Its totient is φ = 295249519920.

The previous prime is 450255518039. The next prime is 450255518077. The reversal of 450255518061 is 160815552054.

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

It is not a de Polignac number, because 450255518061 - 2¹⁸ = 450255255917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450255718061) 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, 1230206151 + ... + 1230206516.

It is an arithmetic number, because the mean of its divisors is an integer number (76272792708).

Almost surely, 2^450255518061 is an apocalyptic number.

It is an amenable number.

450255518061 is a deficient number, since it is larger than the sum of its proper divisors (159926823603).

450255518061 is a wasteful number, since it uses less digits than its factorization.

450255518061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460412731.

The product of its (nonzero) digits is 240000, while the sum is 42.

The spelling of 450255518061 in words is "four hundred fifty billion, two hundred fifty-five million, five hundred eighteen thousand, sixty-one".