450981441903 has 16 divisors (see below), whose sum is σ = 623555918336. Its totient is φ = 289688412960.

The previous prime is 450981441893. The next prime is 450981441907. The reversal of 450981441903 is 309144189054.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-450981441903 is a prime.

It is a super-2 number, since 2×450981441903² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450981441907) 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, 19711363 + ... + 19734228.

It is an arithmetic number, because the mean of its divisors is an integer number (38972244896).

Almost surely, 2^450981441903 is an apocalyptic number.

450981441903 is a deficient number, since it is larger than the sum of its proper divisors (172574476433).

450981441903 is a wasteful number, since it uses less digits than its factorization.

450981441903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39445734.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 450981441903 in words is "four hundred fifty billion, nine hundred eighty-one million, four hundred forty-one thousand, nine hundred three".