1440964428930 has 96 divisors (see below), whose sum is σ = 4051582778880. Its totient is φ = 353214771840.

The previous prime is 1440964428901. The next prime is 1440964428931. The reversal of 1440964428930 is 398244690441.

1440964428930 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 96 + 442 + 89 + 30 = 666.

It is a super-2 number, since 2×1440964428930² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1440964428931) 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, 2296926 + ... + 2856185.

It is an arithmetic number, because the mean of its divisors is an integer number (42203987280).

Almost surely, 2^{1440964428930} is an apocalyptic number.

1440964428930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1440964428930 is an abundant number, since it is smaller than the sum of its proper divisors (2610618349950).

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

1440964428930 is a wasteful number, since it uses less digits than its factorization.

1440964428930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5153376 (or 5153373 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 1440964428930 in words is "one trillion, four hundred forty billion, nine hundred sixty-four million, four hundred twenty-eight thousand, nine hundred thirty".