450152425247631 has 4 divisors (see below), whose sum is σ = 600203233663512. Its totient is φ = 300101616831752.

The previous prime is 450152425247621. The next prime is 450152425247639. The reversal of 450152425247631 is 136742524251054.

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 450152425247631 - 2¹⁹ = 450152424723343 is a prime.

It is a super-2 number, since 2×450152425247631² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450152425247639) 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, 75025404207936 + ... + 75025404207941.

It is an arithmetic number, because the mean of its divisors is an integer number (150050808415878).

Almost surely, 2^{450152425247631} is an apocalyptic number.

450152425247631 is a deficient number, since it is larger than the sum of its proper divisors (150050808415881).

450152425247631 is a wasteful number, since it uses less digits than its factorization.

450152425247631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150050808415880.

The product of its (nonzero) digits is 8064000, while the sum is 51.

Adding to 450152425247631 its reverse (136742524251054), we get a palindrome (586894949498685).

The spelling of 450152425247631 in words is "four hundred fifty trillion, one hundred fifty-two billion, four hundred twenty-five million, two hundred forty-seven thousand, six hundred thirty-one".