3522625905646 has 16 divisors (see below), whose sum is σ = 5426826834240. Its totient is φ = 1713685010400.

The previous prime is 3522625905613. The next prime is 3522625905647. The reversal of 3522625905646 is 6465095262253.

It is a happy number.

It is a super-2 number, since 2×3522625905646² (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 (3522625905647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5431860 + ... + 6045688.

It is an arithmetic number, because the mean of its divisors is an integer number (339176677140).

Almost surely, 2^{3522625905646} is an apocalyptic number.

3522625905646 is a deficient number, since it is larger than the sum of its proper divisors (1904200928594).

3522625905646 is a wasteful number, since it uses less digits than its factorization.

3522625905646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691419.

The product of its (nonzero) digits is 23328000, while the sum is 55.

The spelling of 3522625905646 in words is "three trillion, five hundred twenty-two billion, six hundred twenty-five million, nine hundred five thousand, six hundred forty-six".