444536214047742 has 32 divisors (see below), whose sum is σ = 935867594937600. Its totient is φ = 140379574894848.

The previous prime is 444536214047741. The next prime is 444536214047773. The reversal of 444536214047742 is 247740412635444.

It is a super-2 number, since 2×444536214047742² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444536214047741) 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, 57207559 + ... + 64511837.

It is an arithmetic number, because the mean of its divisors is an integer number (29245862341800).

Almost surely, 2^{444536214047742} is an apocalyptic number.

444536214047742 is an abundant number, since it is smaller than the sum of its proper divisors (491331380889858).

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

444536214047742 is a wasteful number, since it uses less digits than its factorization.

444536214047742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838160.

The product of its (nonzero) digits is 72253440, while the sum is 57.

The spelling of 444536214047742 in words is "four hundred forty-four trillion, five hundred thirty-six billion, two hundred fourteen million, forty-seven thousand, seven hundred forty-two".