1025431513432 has 16 divisors (see below), whose sum is σ = 1923501938400. Its totient is φ = 512497663200.

The previous prime is 1025431513423. The next prime is 1025431513433. The reversal of 1025431513432 is 2343151345201.

1025431513432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025431513433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27241707 + ... + 27279322.

It is an arithmetic number, because the mean of its divisors is an integer number (120218871150).

Almost surely, 2^{1025431513432} is an apocalyptic number.

It is an amenable number.

1025431513432 is a deficient number, since it is larger than the sum of its proper divisors (898070424968).

1025431513432 is a wasteful number, since it uses less digits than its factorization.

1025431513432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54523386 (or 54523382 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 1025431513432 its reverse (2343151345201), we get a palindrome (3368582858633).

The spelling of 1025431513432 in words is "one trillion, twenty-five billion, four hundred thirty-one million, five hundred thirteen thousand, four hundred thirty-two".