450788015031 has 4 divisors (see below), whose sum is σ = 601050686712. Its totient is φ = 300525343352.

The previous prime is 450788015017. The next prime is 450788015059. The reversal of 450788015031 is 130510887054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450788015031 - 2¹⁰ = 450788014007 is a prime.

It is a super-2 number, since 2×450788015031² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450788065031) 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, 75131335836 + ... + 75131335841.

It is an arithmetic number, because the mean of its divisors is an integer number (150262671678).

Almost surely, 2^450788015031 is an apocalyptic number.

450788015031 is a deficient number, since it is larger than the sum of its proper divisors (150262671681).

450788015031 is a wasteful number, since it uses less digits than its factorization.

450788015031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150262671680.

The product of its (nonzero) digits is 134400, while the sum is 42.

The spelling of 450788015031 in words is "four hundred fifty billion, seven hundred eighty-eight million, fifteen thousand, thirty-one".