1423416134440 has 32 divisors (see below), whose sum is σ = 3202744022280. Its totient is φ = 569356192512.

The previous prime is 1423416134419. The next prime is 1423416134479. The reversal of 1423416134440 is 444316143241.

It can be written as a sum of positive squares in 4 ways, for example, as 1198950541156 + 224465593284 = 1094966^2 + 473778^2 .

It is a super-2 number, since 2×1423416134440² (a number of 25 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 1423416134440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2164294 + ... + 2744266.

Almost surely, 2^{1423416134440} is an apocalyptic number.

1423416134440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1423416134440 is an abundant number, since it is smaller than the sum of its proper divisors (1779327887840).

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

1423416134440 is a wasteful number, since it uses less digits than its factorization.

1423416134440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641341 (or 641337 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 37.

The spelling of 1423416134440 in words is "one trillion, four hundred twenty-three billion, four hundred sixteen million, one hundred thirty-four thousand, four hundred forty".