3420440524425 has 24 divisors (see below), whose sum is σ = 5786642951584. Its totient is φ = 1781810876160.

The previous prime is 3420440524409. The next prime is 3420440524433. The reversal of 3420440524425 is 5244250440243.

It is not a de Polignac number, because 3420440524425 - 2⁴ = 3420440524409 is a prime.

It is a super-2 number, since 2×3420440524425² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 530297632 + ... + 530304081.

Almost surely, 2^{3420440524425} is an apocalyptic number.

It is an amenable number.

3420440524425 is a deficient number, since it is larger than the sum of its proper divisors (2366202427159).

3420440524425 is a wasteful number, since it uses less digits than its factorization.

3420440524425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060601769 (or 1060601764 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 39.

Adding to 3420440524425 its reverse (5244250440243), we get a palindrome (8664690964668).

The spelling of 3420440524425 in words is "three trillion, four hundred twenty billion, four hundred forty million, five hundred twenty-four thousand, four hundred twenty-five".