6425344435245 has 32 divisors (see below), whose sum is σ = 10300729520640. Its totient is φ = 3420125916480.

The previous prime is 6425344435241. The next prime is 6425344435249. The reversal of 6425344435245 is 5425344435246.

It is an interprime number because it is at equal distance from previous prime (6425344435241) and next prime (6425344435249).

It is not a de Polignac number, because 6425344435245 - 2² = 6425344435241 is a prime.

It is a super-2 number, since 2×6425344435245² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6425344435241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66075510 + ... + 66172680.

It is an arithmetic number, because the mean of its divisors is an integer number (321897797520).

Almost surely, 2^{6425344435245} is an apocalyptic number.

It is an amenable number.

6425344435245 is a deficient number, since it is larger than the sum of its proper divisors (3875385085395).

6425344435245 is a wasteful number, since it uses less digits than its factorization.

6425344435245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105785.

The product of its digits is 27648000, while the sum is 51.

Subtracting from 6425344435245 its reverse (5425344435246), we obtain a palindrome (999999999999).

The spelling of 6425344435245 in words is "six trillion, four hundred twenty-five billion, three hundred forty-four million, four hundred thirty-five thousand, two hundred forty-five".