445356164 has 12 divisors (see below), whose sum is σ = 850225488. Its totient is φ = 202434600.

The previous prime is 445356053. The next prime is 445356187. The reversal of 445356164 is 461653544.

It is a super-2 number, since 2×445356164² = 396684225625589792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5060822 + ... + 5060909.

It is an arithmetic number, because the mean of its divisors is an integer number (70852124).

Almost surely, 2^445356164 is an apocalyptic number.

445356164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

445356164 is a deficient number, since it is larger than the sum of its proper divisors (404869324).

445356164 is a wasteful number, since it uses less digits than its factorization.

445356164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121746 (or 10121744 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 445356164 is about 21103.4633176642. The cubic root of 445356164 is about 763.6643011338.

The spelling of 445356164 in words is "four hundred forty-five million, three hundred fifty-six thousand, one hundred sixty-four".