3423400124645 has 8 divisors (see below), whose sum is σ = 4117838062200. Its totient is φ = 2732214824640.

The previous prime is 3423400124569. The next prime is 3423400124681. The reversal of 3423400124645 is 5464210043243.

It can be written as a sum of positive squares in 4 ways, for example, as 347441871364 + 3075958253281 = 589442^2 + 1753841^2 .

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

It is not a de Polignac number, because 3423400124645 - 2¹⁰ = 3423400123621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3423400124599 and 3423400124608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813157070 + ... + 813161279.

It is an arithmetic number, because the mean of its divisors is an integer number (514729757775).

Almost surely, 2^{3423400124645} is an apocalyptic number.

It is an amenable number.

3423400124645 is a deficient number, since it is larger than the sum of its proper divisors (694437937555).

3423400124645 is a wasteful number, since it uses less digits than its factorization.

3423400124645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626318775.

The product of its (nonzero) digits is 276480, while the sum is 38.

Adding to 3423400124645 its reverse (5464210043243), we get a palindrome (8887610167888).

The spelling of 3423400124645 in words is "three trillion, four hundred twenty-three billion, four hundred million, one hundred twenty-four thousand, six hundred forty-five".