445260166453242 has 64 divisors (see below), whose sum is σ = 1130838696345600. Its totient is φ = 127215027491760.

The previous prime is 445260166453229. The next prime is 445260166453259. The reversal of 445260166453242 is 242354661062544.

445260166453242 is a `hidden beast` number, since 4 + 4 + 5 + 2 + 6 + 0 + 1 + 6 + 64 + 532 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12314559 + ... + 32282637.

It is an arithmetic number, because the mean of its divisors is an integer number (17669354630400).

Almost surely, 2^{445260166453242} is an apocalyptic number.

445260166453242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

445260166453242 is an abundant number, since it is smaller than the sum of its proper divisors (685578529892358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445260166453242 is a wasteful number, since it uses less digits than its factorization.

445260166453242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20027088 (or 20027082 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 54.

The spelling of 445260166453242 in words is "four hundred forty-five trillion, two hundred sixty billion, one hundred sixty-six million, four hundred fifty-three thousand, two hundred forty-two".