445770352784045 has 8 divisors (see below), whose sum is σ = 566390565890424. Its totient is φ = 335638853860864.

The previous prime is 445770352784033. The next prime is 445770352784093. The reversal of 445770352784045 is 540487253077544.

It can be written as a sum of positive squares in 4 ways, for example, as 185961796041961 + 259808556742084 = 13636781^2 + 16118578^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 445770352784045 - 2⁶ = 445770352783981 is a prime.

It is a super-2 number, since 2×445770352784045² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2622178545704 + ... + 2622178545873.

It is an arithmetic number, because the mean of its divisors is an integer number (70798820736303).

Almost surely, 2^{445770352784045} is an apocalyptic number.

It is an amenable number.

445770352784045 is a deficient number, since it is larger than the sum of its proper divisors (120620213106379).

445770352784045 is a wasteful number, since it uses less digits than its factorization.

445770352784045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5244357091599.

The product of its (nonzero) digits is 526848000, while the sum is 65.

The spelling of 445770352784045 in words is "four hundred forty-five trillion, seven hundred seventy billion, three hundred fifty-two million, seven hundred eighty-four thousand, forty-five".