450664150057 has 4 divisors (see below), whose sum is σ = 491633618256. Its totient is φ = 409694681860.

The previous prime is 450664150043. The next prime is 450664150061. The reversal of 450664150057 is 750051466054.

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-450664150057 is a prime.

It is a super-2 number, since 2×450664150057² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450664149995 and 450664150022.

It is not an unprimeable number, because it can be changed into a prime (450664150957) 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, 20484734083 + ... + 20484734104.

It is an arithmetic number, because the mean of its divisors is an integer number (122908404564).

Almost surely, 2^450664150057 is an apocalyptic number.

It is an amenable number.

450664150057 is a deficient number, since it is larger than the sum of its proper divisors (40969468199).

450664150057 is a wasteful number, since it uses less digits than its factorization.

450664150057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40969468198.

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 450664150057 in words is "four hundred fifty billion, six hundred sixty-four million, one hundred fifty thousand, fifty-seven".