444401115134 has 4 divisors (see below), whose sum is σ = 666601672704. Its totient is φ = 222200557566.

The previous prime is 444401115131. The next prime is 444401115143. The reversal of 444401115134 is 431511104444.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×444401115134² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 444401115134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444401115131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100278782 + ... + 111100278785.

It is an arithmetic number, because the mean of its divisors is an integer number (166650418176).

Almost surely, 2^444401115134 is an apocalyptic number.

444401115134 is a deficient number, since it is larger than the sum of its proper divisors (222200557570).

444401115134 is a wasteful number, since it uses less digits than its factorization.

444401115134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222200557569.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 444401115134 its reverse (431511104444), we get a palindrome (875912219578).

The spelling of 444401115134 in words is "four hundred forty-four billion, four hundred one million, one hundred fifteen thousand, one hundred thirty-four".