3214651656641 has 8 divisors (see below), whose sum is σ = 3461439471840. Its totient is φ = 2974273914688.

The previous prime is 3214651656581. The next prime is 3214651656649. The reversal of 3214651656641 is 1466561564123.

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

It is a cyclic number.

It is not a de Polignac number, because 3214651656641 - 2²² = 3214647462337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3214651656641.

It is not an unprimeable number, because it can be changed into a prime (3214651656649) 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, 1602517271 + ... + 1602519276.

It is an arithmetic number, because the mean of its divisors is an integer number (432679933980).

Almost surely, 2^{3214651656641} is an apocalyptic number.

It is an amenable number.

3214651656641 is a deficient number, since it is larger than the sum of its proper divisors (246787815199).

3214651656641 is a wasteful number, since it uses less digits than its factorization.

3214651656641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205036623.

The product of its digits is 3110400, while the sum is 50.

The spelling of 3214651656641 in words is "three trillion, two hundred fourteen billion, six hundred fifty-one million, six hundred fifty-six thousand, six hundred forty-one".