2646947329707 has 32 divisors (see below), whose sum is σ = 3877550161920. Its totient is φ = 1598652871200.

The previous prime is 2646947329627. The next prime is 2646947329727. The reversal of 2646947329707 is 7079237496462.

It is not a de Polignac number, because 2646947329707 - 2²⁰ = 2646946281131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2646947329727) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4786518 + ... + 5310804.

It is an arithmetic number, because the mean of its divisors is an integer number (121173442560).

Almost surely, 2^{2646947329707} is an apocalyptic number.

2646947329707 is a deficient number, since it is larger than the sum of its proper divisors (1230602832213).

2646947329707 is a wasteful number, since it uses less digits than its factorization.

2646947329707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528183.

The product of its (nonzero) digits is 192036096, while the sum is 66.

The spelling of 2646947329707 in words is "two trillion, six hundred forty-six billion, nine hundred forty-seven million, three hundred twenty-nine thousand, seven hundred seven".