1025622450431 has 4 divisors (see below), whose sum is σ = 1026565986432. Its totient is φ = 1024678914432.

The previous prime is 1025622450401. The next prime is 1025622450439. The reversal of 1025622450431 is 1340542265201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1025622450431 - 2¹⁴ = 1025622434047 is a prime.

It is a super-2 number, since 2×1025622450431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1025622450391 and 1025622450400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025622450439) 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, 471766370 + ... + 471768543.

It is an arithmetic number, because the mean of its divisors is an integer number (256641496608).

Almost surely, 2^{1025622450431} is an apocalyptic number.

1025622450431 is a deficient number, since it is larger than the sum of its proper divisors (943536001).

1025622450431 is an equidigital number, since it uses as much as digits as its factorization.

1025622450431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943536000.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 1025622450431 in words is "one trillion, twenty-five billion, six hundred twenty-two million, four hundred fifty thousand, four hundred thirty-one".