11551703425361 has 16 divisors (see below), whose sum is σ = 12811110923328. Its totient is φ = 10327243003200.

The previous prime is 11551703425351. The next prime is 11551703425369. The reversal of 11551703425361 is 16352430715511.

It is a cyclic number.

It is not a de Polignac number, because 11551703425361 - 2¹⁰ = 11551703424337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11551703425369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1441070 + ... + 5017976.

It is an arithmetic number, because the mean of its divisors is an integer number (800694432708).

Almost surely, 2^{11551703425361} is an apocalyptic number.

11551703425361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11551703425361 is a deficient number, since it is larger than the sum of its proper divisors (1259407497967).

11551703425361 is a wasteful number, since it uses less digits than its factorization.

11551703425361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3581792.

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 11551703425361 in words is "eleven trillion, five hundred fifty-one billion, seven hundred three million, four hundred twenty-five thousand, three hundred sixty-one".