2628069031064 has 8 divisors (see below), whose sum is σ = 4927629433260. Its totient is φ = 1314034515528.

The previous prime is 2628069031051. The next prime is 2628069031069. The reversal of 2628069031064 is 4601309608262.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628069031069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164254314434 + ... + 164254314449.

Almost surely, 2^{2628069031064} is an apocalyptic number.

It is an amenable number.

2628069031064 is a deficient number, since it is larger than the sum of its proper divisors (2299560402196).

2628069031064 is a wasteful number, since it uses less digits than its factorization.

2628069031064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328508628889 (or 328508628885 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 47.

The spelling of 2628069031064 in words is "two trillion, six hundred twenty-eight billion, sixty-nine million, thirty-one thousand, sixty-four".