11456651435477 has 2 divisors, whose sum is σ = 11456651435478. Its totient is φ = 11456651435476.

The previous prime is 11456651435417. The next prime is 11456651435563. The reversal of 11456651435477 is 77453415665411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10645596292081 + 811055143396 = 3262759^2 + 900586^2 .

It is a cyclic number.

It is not a de Polignac number, because 11456651435477 - 2⁸ = 11456651435221 is a prime.

It is a super-2 number, since 2×11456651435477² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11456651435417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5728325717738 + 5728325717739.

It is an arithmetic number, because the mean of its divisors is an integer number (5728325717739).

Almost surely, 2^{11456651435477} is an apocalyptic number.

It is an amenable number.

11456651435477 is a deficient number, since it is larger than the sum of its proper divisors (1).

11456651435477 is an equidigital number, since it uses as much as digits as its factorization.

11456651435477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336000, while the sum is 59.

The spelling of 11456651435477 in words is "eleven trillion, four hundred fifty-six billion, six hundred fifty-one million, four hundred thirty-five thousand, four hundred seventy-seven".