1721006047052 has 12 divisors (see below), whose sum is σ = 3033427925640. Its totient is φ = 854312354016.

The previous prime is 1721006047037. The next prime is 1721006047063. The reversal of 1721006047052 is 2507406001271.

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, 1547666753 + ... + 1547667864.

It is an arithmetic number, because the mean of its divisors is an integer number (252785660470).

Almost surely, 2^{1721006047052} is an apocalyptic number.

It is an amenable number.

1721006047052 is a deficient number, since it is larger than the sum of its proper divisors (1312421878588).

1721006047052 is a wasteful number, since it uses less digits than its factorization.

1721006047052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095334760 (or 3095334758 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

The spelling of 1721006047052 in words is "one trillion, seven hundred twenty-one billion, six million, forty-seven thousand, fifty-two".