7639473247072 has 48 divisors (see below), whose sum is σ = 15822550270800. Its totient is φ = 3625512701440.

The previous prime is 7639473247057. The next prime is 7639473247093. The reversal of 7639473247072 is 2707423749367.

It is a self number, because there is not a number n which added to its sum of digits gives 7639473247072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69709579 + ... + 69819082.

It is an arithmetic number, because the mean of its divisors is an integer number (329636463975).

Almost surely, 2^{7639473247072} is an apocalyptic number.

It is an amenable number.

7639473247072 is an abundant number, since it is smaller than the sum of its proper divisors (8183077023728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7639473247072 is a wasteful number, since it uses less digits than its factorization.

7639473247072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139528759 (or 139528751 counting only the distinct ones).

The product of its (nonzero) digits is 74680704, while the sum is 61.

The spelling of 7639473247072 in words is "seven trillion, six hundred thirty-nine billion, four hundred seventy-three million, two hundred forty-seven thousand, seventy-two".