444121034340 has 24 divisors (see below), whose sum is σ = 1243538896320. Its totient is φ = 118432275808.

The previous prime is 444121034317. The next prime is 444121034369. The reversal of 444121034340 is 43430121444.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 444121034298 and 444121034307.

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, 3701008560 + ... + 3701008679.

It is an arithmetic number, because the mean of its divisors is an integer number (51814120680).

Almost surely, 2^444121034340 is an apocalyptic number.

It is an amenable number.

444121034340 is an abundant number, since it is smaller than the sum of its proper divisors (799417861980).

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

444121034340 is a wasteful number, since it uses less digits than its factorization.

444121034340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7402017251 (or 7402017249 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 444121034340 its reverse (43430121444), we get a palindrome (487551155784).

The spelling of 444121034340 in words is "four hundred forty-four billion, one hundred twenty-one million, thirty-four thousand, three hundred forty".