440634401650134 has 96 divisors (see below), whose sum is σ = 1016729811062784. Its totient is φ = 137437325372160.

The previous prime is 440634401650063. The next prime is 440634401650139. The reversal of 440634401650134 is 431056104436044.

440634401650134 is a `hidden beast` number, since 4 + 4 + 0 + 63 + 4 + 40 + 16 + 501 + 34 = 666.

It is a super-2 number, since 2×440634401650134² (a number of 30 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 440634401650134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440634401650139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102095037 + ... + 106323399.

It is an arithmetic number, because the mean of its divisors is an integer number (10590935531904).

Almost surely, 2^{440634401650134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440634401650134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508364905531392).

440634401650134 is an abundant number, since it is smaller than the sum of its proper divisors (576095409412650).

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

440634401650134 is a wasteful number, since it uses less digits than its factorization.

440634401650134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4230362 (or 4230359 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 440634401650134 in words is "four hundred forty trillion, six hundred thirty-four billion, four hundred one million, six hundred fifty thousand, one hundred thirty-four".