444201341223640 has 192 divisors, whose sum is σ = 1365885843305760. Its totient is φ = 127802184007680.

The previous prime is 444201341223569. The next prime is 444201341223719. The reversal of 444201341223640 is 46322143102444.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 444201341223593 and 444201341223602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 792143977 + ... + 792704536.

Almost surely, 2^{444201341223640} is an apocalyptic number.

444201341223640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

444201341223640 is an abundant number, since it is smaller than the sum of its proper divisors (921684502082120).

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

444201341223640 is a wasteful number, since it uses less digits than its factorization.

444201341223640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584848562 (or 1584848551 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 444201341223640 in words is "four hundred forty-four trillion, two hundred one billion, three hundred forty-one million, two hundred twenty-three thousand, six hundred forty".