450187426851 has 8 divisors (see below), whose sum is σ = 606077571840. Its totient is φ = 297211116552.

The previous prime is 450187426837. The next prime is 450187426859. The reversal of 450187426851 is 158624781054.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-450187426851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450187426794 and 450187426803.

It is not an unprimeable number, because it can be changed into a prime (450187426859) 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, 728458311 + ... + 728458928.

It is an arithmetic number, because the mean of its divisors is an integer number (75759696480).

Almost surely, 2^450187426851 is an apocalyptic number.

450187426851 is a deficient number, since it is larger than the sum of its proper divisors (155890144989).

450187426851 is a wasteful number, since it uses less digits than its factorization.

450187426851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456917345.

The product of its (nonzero) digits is 2150400, while the sum is 51.

The spelling of 450187426851 in words is "four hundred fifty billion, one hundred eighty-seven million, four hundred twenty-six thousand, eight hundred fifty-one".