7730004339649 has 16 divisors (see below), whose sum is σ = 8012886134400. Its totient is φ = 7448219218944.

The previous prime is 7730004339643. The next prime is 7730004339653. The reversal of 7730004339649 is 9469334000377.

It is a cyclic number.

It is not a de Polignac number, because 7730004339649 - 2²¹ = 7730002242497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7730004339649.

It is not an unprimeable number, because it can be changed into a prime (7730004339643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55467234 + ... + 55606420.

It is an arithmetic number, because the mean of its divisors is an integer number (500805383400).

Almost surely, 2^{7730004339649} is an apocalyptic number.

It is an amenable number.

7730004339649 is a deficient number, since it is larger than the sum of its proper divisors (282881794751).

7730004339649 is a wasteful number, since it uses less digits than its factorization.

7730004339649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143112.

The product of its (nonzero) digits is 10287648, while the sum is 55.

The spelling of 7730004339649 in words is "seven trillion, seven hundred thirty billion, four million, three hundred thirty-nine thousand, six hundred forty-nine".