1425043306431 has 12 divisors (see below), whose sum is σ = 2058434366352. Its totient is φ = 950011111296.

The previous prime is 1425043306391. The next prime is 1425043306439. The reversal of 1425043306431 is 1346033405241.

1425043306431 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 0 + 4 + 3 + 3 + 0 + 643 + 1 = 666.

It is not a de Polignac number, because 1425043306431 - 2¹⁹ = 1425042782143 is a prime.

It is a super-2 number, since 2×1425043306431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425043306439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 962251 + ... + 1943196.

It is an arithmetic number, because the mean of its divisors is an integer number (171536197196).

Almost surely, 2^{1425043306431} is an apocalyptic number.

1425043306431 is a deficient number, since it is larger than the sum of its proper divisors (633391059921).

1425043306431 is a wasteful number, since it uses less digits than its factorization.

1425043306431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959950 (or 2959947 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 1425043306431 in words is "one trillion, four hundred twenty-five billion, forty-three million, three hundred six thousand, four hundred thirty-one".