1250340316136 has 8 divisors (see below), whose sum is σ = 2344388092770. Its totient is φ = 625170158064.

The previous prime is 1250340316109. The next prime is 1250340316157. The reversal of 1250340316136 is 6316130430521.

It can be written as a sum of positive squares in only one way, i.e., 642392632036 + 607947684100 = 801494^2 + 779710^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1250340316096 and 1250340316105.

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 as a sum of consecutive naturals, namely, 78146269751 + ... + 78146269766.

Almost surely, 2^{1250340316136} is an apocalyptic number.

It is an amenable number.

1250340316136 is a deficient number, since it is larger than the sum of its proper divisors (1094047776634).

1250340316136 is a wasteful number, since it uses less digits than its factorization.

1250340316136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156292539523 (or 156292539519 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 1250340316136 its reverse (6316130430521), we get a palindrome (7566470746657).

The spelling of 1250340316136 in words is "one trillion, two hundred fifty billion, three hundred forty million, three hundred sixteen thousand, one hundred thirty-six".