1375001263750 has 40 divisors (see below), whose sum is σ = 2612608054056. Its totient is φ = 542466216000.

The previous prime is 1375001263747. The next prime is 1375001263751. The reversal of 1375001263750 is 573621005731.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375001263751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7443004 + ... + 7625503.

Almost surely, 2^{1375001263750} is an apocalyptic number.

1375001263750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1375001263750 is a deficient number, since it is larger than the sum of its proper divisors (1237606790306).

1375001263750 is an equidigital number, since it uses as much as digits as its factorization.

1375001263750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15068602 (or 15068587 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The spelling of 1375001263750 in words is "one trillion, three hundred seventy-five billion, one million, two hundred sixty-three thousand, seven hundred fifty".