2644956106930 has 16 divisors (see below), whose sum is σ = 4760960485464. Its totient is φ = 1057973666560.

The previous prime is 2644956106883. The next prime is 2644956106931. The reversal of 2644956106930 is 396016594462.

It can be written as a sum of positive squares in 4 ways, for example, as 2242209754801 + 402746352129 = 1497401^2 + 634623^2 .

It is not an unprimeable number, because it can be changed into a prime (2644956106931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247194 + ... + 2313226.

Almost surely, 2^{2644956106930} is an apocalyptic number.

2644956106930 is a deficient number, since it is larger than the sum of its proper divisors (2116004378534).

2644956106930 is a wasteful number, since it uses less digits than its factorization.

2644956106930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2194061.

The product of its (nonzero) digits is 8398080, while the sum is 55.

The spelling of 2644956106930 in words is "two trillion, six hundred forty-four billion, nine hundred fifty-six million, one hundred six thousand, nine hundred thirty".