1430940720869 has 32 divisors (see below), whose sum is σ = 1641081509760. Its totient is φ = 1235824128000.

The previous prime is 1430940720829. The next prime is 1430940720871. The reversal of 1430940720869 is 9680270490341.

It is not a de Polignac number, because 1430940720869 - 2²⁰ = 1430939672293 is a prime.

It is a super-2 number, since 2×1430940720869² (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 1430940720869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430940720829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55447769 + ... + 55473569.

It is an arithmetic number, because the mean of its divisors is an integer number (51283797180).

Almost surely, 2^{1430940720869} is an apocalyptic number.

It is an amenable number.

1430940720869 is a deficient number, since it is larger than the sum of its proper divisors (210140788891).

1430940720869 is a wasteful number, since it uses less digits than its factorization.

1430940720869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29061.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 1430940720869 in words is "one trillion, four hundred thirty billion, nine hundred forty million, seven hundred twenty thousand, eight hundred sixty-nine".