11315481736 has 64 divisors (see below), whose sum is σ = 23016495600. Its totient is φ = 5184304128.

The previous prime is 11315481733. The next prime is 11315481739. The reversal of 11315481736 is 63718451311.

It is an interprime number because it is at equal distance from previous prime (11315481733) and next prime (11315481739).

It can be written as a sum of positive squares in 8 ways, for example, as 1234116900 + 10081364836 = 35130^2 + 100406^2 .

It is not an unprimeable number, because it can be changed into a prime (11315481733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13265086 + ... + 13265938.

Almost surely, 2^11315481736 is an apocalyptic number.

It is an amenable number.

11315481736 is an abundant number, since it is smaller than the sum of its proper divisors (11701013864).

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

11315481736 is a wasteful number, since it uses less digits than its factorization.

11315481736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658 (or 1654 counting only the distinct ones).

The product of its digits is 60480, while the sum is 40.

The spelling of 11315481736 in words is "eleven billion, three hundred fifteen million, four hundred eighty-one thousand, seven hundred thirty-six".