1431742076985 has 16 divisors (see below), whose sum is σ = 2499040716480. Its totient is φ = 694177976640.

The previous prime is 1431742076957. The next prime is 1431742076987. The reversal of 1431742076985 is 5896702471341.

It is not a de Polignac number, because 1431742076985 - 2⁸ = 1431742076729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1431742076987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4338612190 + ... + 4338612519.

It is an arithmetic number, because the mean of its divisors is an integer number (156190044780).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1431742076985 = 2863484153970, but 3⋅1431742076985 = 4295226230955 is not.

Almost surely, 2^{1431742076985} is an apocalyptic number.

1431742076985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1431742076985 is a deficient number, since it is larger than the sum of its proper divisors (1067298639495).

1431742076985 is a wasteful number, since it uses less digits than its factorization.

1431742076985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8677224728.

The product of its (nonzero) digits is 10160640, while the sum is 57.

The spelling of 1431742076985 in words is "one trillion, four hundred thirty-one billion, seven hundred forty-two million, seventy-six thousand, nine hundred eighty-five".