1323750074772 has 12 divisors (see below), whose sum is σ = 3088750174496. Its totient is φ = 441250024920.

The previous prime is 1323750074761. The next prime is 1323750074783. The reversal of 1323750074772 is 2774700573231.

It is an interprime number because it is at equal distance from previous prime (1323750074761) and next prime (1323750074783).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55156253104 + ... + 55156253127.

Almost surely, 2^{1323750074772} is an apocalyptic number.

1323750074772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1323750074772 is an abundant number, since it is smaller than the sum of its proper divisors (1765000099724).

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

1323750074772 is a wasteful number, since it uses less digits than its factorization.

1323750074772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110312506238 (or 110312506236 counting only the distinct ones).

The product of its (nonzero) digits is 1728720, while the sum is 48.

The spelling of 1323750074772 in words is "one trillion, three hundred twenty-three billion, seven hundred fifty million, seventy-four thousand, seven hundred seventy-two".