1430163820440 has 96 divisors (see below), whose sum is σ = 4648513175280. Its totient is φ = 381337572096.

The previous prime is 1430163820357. The next prime is 1430163820457. The reversal of 1430163820440 is 440283610341.

1430163820440 is a `hidden beast` number, since 1 + 4 + 30 + 163 + 8 + 20 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1430163820395 and 1430163820404.

It is a congruent number.

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, 3366022 + ... + 3767018.

Almost surely, 2^{1430163820440} is an apocalyptic number.

1430163820440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1430163820440 is an abundant number, since it is smaller than the sum of its proper divisors (3218349354840).

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

1430163820440 is a wasteful number, since it uses less digits than its factorization.

1430163820440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410921 (or 410914 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 1430163820440 in words is "one trillion, four hundred thirty billion, one hundred sixty-three million, eight hundred twenty thousand, four hundred forty".