1440340634106 has 48 divisors (see below), whose sum is σ = 3406301690688. Its totient is φ = 436228372800.

The previous prime is 1440340634039. The next prime is 1440340634171. The reversal of 1440340634106 is 6014360430441.

1440340634106 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 3 + 4 + 0 + 634 + 10 + 6 = 666.

It is a super-2 number, since 2×1440340634106² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1623931 + ... + 2349006.

It is an arithmetic number, because the mean of its divisors is an integer number (70964618556).

Almost surely, 2^{1440340634106} is an apocalyptic number.

1440340634106 is an abundant number, since it is smaller than the sum of its proper divisors (1965961056582).

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

1440340634106 is a wasteful number, since it uses less digits than its factorization.

1440340634106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3974787 (or 3974784 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 1440340634106 in words is "one trillion, four hundred forty billion, three hundred forty million, six hundred thirty-four thousand, one hundred six".