1312245501936 has 40 divisors (see below), whose sum is σ = 3390053498880. Its totient is φ = 437404076736.

The previous prime is 1312245501907. The next prime is 1312245501949. The reversal of 1312245501936 is 6391055422131.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1689595 + ... + 2340773.

It is an arithmetic number, because the mean of its divisors is an integer number (84751337472).

Almost surely, 2^{1312245501936} is an apocalyptic number.

1312245501936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1312245501936 is an abundant number, since it is smaller than the sum of its proper divisors (2077807996944).

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

1312245501936 is a wasteful number, since it uses less digits than its factorization.

1312245501936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693173 (or 693167 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

It can be divided in two parts, 1312245 and 501936, that added together give a palindrome (1814181).

The spelling of 1312245501936 in words is "one trillion, three hundred twelve billion, two hundred forty-five million, five hundred one thousand, nine hundred thirty-six".