2032721444645 has 32 divisors (see below), whose sum is σ = 2619070578432. Its totient is φ = 1509070922752.

The previous prime is 2032721444617. The next prime is 2032721444657. The reversal of 2032721444645 is 5464441272302.

It is a cyclic number.

It is not a de Polignac number, because 2032721444645 - 2⁶ = 2032721444581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2032721444596 and 2032721444605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3262259 + ... + 3835071.

It is an arithmetic number, because the mean of its divisors is an integer number (81845955576).

Almost surely, 2^{2032721444645} is an apocalyptic number.

It is an amenable number.

2032721444645 is a deficient number, since it is larger than the sum of its proper divisors (586349133787).

2032721444645 is a wasteful number, since it uses less digits than its factorization.

2032721444645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573421.

The product of its (nonzero) digits is 1290240, while the sum is 44.

The spelling of 2032721444645 in words is "two trillion, thirty-two billion, seven hundred twenty-one million, four hundred forty-four thousand, six hundred forty-five".