11361857888548 has 6 divisors (see below), whose sum is σ = 19883251304966. Its totient is φ = 5680928944272.

The previous prime is 11361857888533. The next prime is 11361857888551. The reversal of 11361857888548 is 84588875816311.

It can be written as a sum of positive squares in only one way, i.e., 11251140649984 + 110717238564 = 3354272^2 + 332742^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1420232236065 + ... + 1420232236072.

Almost surely, 2^{11361857888548} is an apocalyptic number.

It is an amenable number.

11361857888548 is a deficient number, since it is larger than the sum of its proper divisors (8521393416418).

11361857888548 is a wasteful number, since it uses less digits than its factorization.

11361857888548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2840464472141 (or 2840464472139 counting only the distinct ones).

The product of its digits is 412876800, while the sum is 73.

The spelling of 11361857888548 in words is "eleven trillion, three hundred sixty-one billion, eight hundred fifty-seven million, eight hundred eighty-eight thousand, five hundred forty-eight".