446320171431457 has 16 divisors (see below), whose sum is σ = 462498401347840. Its totient is φ = 430405940345472.

The previous prime is 446320171431451. The next prime is 446320171431473. The reversal of 446320171431457 is 754134171023644.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-446320171431457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446320171431451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86818813 + ... + 91815829.

It is an arithmetic number, because the mean of its divisors is an integer number (28906150084240).

Almost surely, 2^{446320171431457} is an apocalyptic number.

It is an amenable number.

446320171431457 is a deficient number, since it is larger than the sum of its proper divisors (16178229916383).

446320171431457 is a wasteful number, since it uses less digits than its factorization.

446320171431457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5023432.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 446320171431457 in words is "four hundred forty-six trillion, three hundred twenty billion, one hundred seventy-one million, four hundred thirty-one thousand, four hundred fifty-seven".