2340891985512 has 16 divisors (see below), whose sum is σ = 5852229963840. Its totient is φ = 780297328496.

The previous prime is 2340891985501. The next prime is 2340891985513. The reversal of 2340891985512 is 2155891980432.

It is not an unprimeable number, because it can be changed into a prime (2340891985513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48768583008 + ... + 48768583055.

It is an arithmetic number, because the mean of its divisors is an integer number (365764372740).

Almost surely, 2^{2340891985512} is an apocalyptic number.

It is an amenable number.

2340891985512 is an abundant number, since it is smaller than the sum of its proper divisors (3511337978328).

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

2340891985512 is a wasteful number, since it uses less digits than its factorization.

2340891985512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97537166072 (or 97537166068 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 2340891985512 in words is "two trillion, three hundred forty billion, eight hundred ninety-one million, nine hundred eighty-five thousand, five hundred twelve".