450403542522761 has 4 divisors (see below), whose sum is σ = 450524003490000. Its totient is φ = 450283081555524.

The previous prime is 450403542522709. The next prime is 450403542522887. The reversal of 450403542522761 is 167225245304054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450403542522761 is a prime.

It is a super-2 number, since 2×450403542522761² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (450403542522361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60230478011 + ... + 60230485488.

It is an arithmetic number, because the mean of its divisors is an integer number (112631000872500).

Almost surely, 2^{450403542522761} is an apocalyptic number.

It is an amenable number.

450403542522761 is a deficient number, since it is larger than the sum of its proper divisors (120460967239).

450403542522761 is a wasteful number, since it uses less digits than its factorization.

450403542522761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120460967238.

The product of its (nonzero) digits is 8064000, while the sum is 50.

The spelling of 450403542522761 in words is "four hundred fifty trillion, four hundred three billion, five hundred forty-two million, five hundred twenty-two thousand, seven hundred sixty-one".