25314424313531 has 8 divisors (see below), whose sum is σ = 25563815726400. Its totient is φ = 25065993947400.

The previous prime is 25314424313527. The next prime is 25314424313551. The reversal of 25314424313531 is 13531342441352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25314424313531 - 2² = 25314424313527 is a prime.

It is a super-2 number, since 2×25314424313531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25314424313501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240208745 + ... + 240314106.

It is an arithmetic number, because the mean of its divisors is an integer number (3195476965800).

Almost surely, 2^{25314424313531} is an apocalyptic number.

25314424313531 is a deficient number, since it is larger than the sum of its proper divisors (249391412869).

25314424313531 is a wasteful number, since it uses less digits than its factorization.

25314424313531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480523369.

The product of its digits is 518400, while the sum is 41.

Adding to 25314424313531 its reverse (13531342441352), we get a palindrome (38845766754883).

The spelling of 25314424313531 in words is "twenty-five trillion, three hundred fourteen billion, four hundred twenty-four million, three hundred thirteen thousand, five hundred thirty-one".