3455521636 has 12 divisors (see below), whose sum is σ = 6911043328. Its totient is φ = 1480937832.

The previous prime is 3455521591. The next prime is 3455521669. The reversal of 3455521636 is 6361255543.

3455521636 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61705716 + ... + 61705771.

Almost surely, 2^3455521636 is an apocalyptic number.

It is an amenable number.

3455521636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3455521636 is a wasteful number, since it uses less digits than its factorization.

3455521636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123411498 (or 123411496 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

The square root of 3455521636 is about 58783.6851175562. The cubic root of 3455521636 is about 1511.8354996096.

The spelling of 3455521636 in words is "three billion, four hundred fifty-five million, five hundred twenty-one thousand, six hundred thirty-six".