3425633402556 has 48 divisors (see below), whose sum is σ = 8035698113408. Its totient is φ = 1135805025600.

The previous prime is 3425633402509. The next prime is 3425633402561. The reversal of 3425633402556 is 6552043365243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3970026 + ... + 4755246.

Almost surely, 2^{3425633402556} is an apocalyptic number.

It is an amenable number.

3425633402556 is an abundant number, since it is smaller than the sum of its proper divisors (4610064710852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3425633402556 is a wasteful number, since it uses less digits than its factorization.

3425633402556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787162 (or 787160 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 48.

Adding to 3425633402556 its reverse (6552043365243), we get a palindrome (9977676767799).

The spelling of 3425633402556 in words is "three trillion, four hundred twenty-five billion, six hundred thirty-three million, four hundred two thousand, five hundred fifty-six".