3211552540444 has 12 divisors (see below), whose sum is σ = 5916017837800. Its totient is φ = 1521261729648.

The previous prime is 3211552540439. The next prime is 3211552540453. The reversal of 3211552540444 is 4440452551123.

It is a junction number, because it is equal to n+sod(n) for n = 3211552540397 and 3211552540406.

It is a congruent number.

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, 21128635059 + ... + 21128635210.

Almost surely, 2^{3211552540444} is an apocalyptic number.

It is an amenable number.

3211552540444 is a deficient number, since it is larger than the sum of its proper divisors (2704465297356).

3211552540444 is a wasteful number, since it uses less digits than its factorization.

3211552540444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42257270292 (or 42257270290 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 3211552540444 in words is "three trillion, two hundred eleven billion, five hundred fifty-two million, five hundred forty thousand, four hundred forty-four".