440068562156 has 12 divisors (see below), whose sum is σ = 773769843000. Its totient is φ = 218991464160.

The previous prime is 440068562137. The next prime is 440068562161. The reversal of 440068562156 is 651265860044.

It is a self number, because there is not a number n which added to its sum of digits gives 440068562156.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260703281 + ... + 260704968.

It is an arithmetic number, because the mean of its divisors is an integer number (64480820250).

Almost surely, 2^440068562156 is an apocalyptic number.

It is an amenable number.

440068562156 is a deficient number, since it is larger than the sum of its proper divisors (333701280844).

440068562156 is a wasteful number, since it uses less digits than its factorization.

440068562156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521408464 (or 521408462 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 440068562156 in words is "four hundred forty billion, sixty-eight million, five hundred sixty-two thousand, one hundred fifty-six".