1156105310064 has 20 divisors (see below), whose sum is σ = 2986605384456. Its totient is φ = 385368436672.

The previous prime is 1156105310023. The next prime is 1156105310083. The reversal of 1156105310064 is 4600135016511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12042763599 + ... + 12042763694.

Almost surely, 2^{1156105310064} is an apocalyptic number.

It is an amenable number.

1156105310064 is an abundant number, since it is smaller than the sum of its proper divisors (1830500074392).

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

1156105310064 is a wasteful number, since it uses less digits than its factorization.

1156105310064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24085527304 (or 24085527298 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The spelling of 1156105310064 in words is "one trillion, one hundred fifty-six billion, one hundred five million, three hundred ten thousand, sixty-four".