10543655477 has 2 divisors, whose sum is σ = 10543655478. Its totient is φ = 10543655476.

The previous prime is 10543655467. The next prime is 10543655491. The reversal of 10543655477 is 77455634501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5990914801 + 4552740676 = 77401^2 + 67474^2 .

It is a cyclic number.

It is not a de Polignac number, because 10543655477 - 2³⁰ = 9469913653 is a prime.

It is a super-2 number, since 2×10543655477² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10543655467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5271827738 + 5271827739.

It is an arithmetic number, because the mean of its divisors is an integer number (5271827739).

Almost surely, 2^10543655477 is an apocalyptic number.

It is an amenable number.

10543655477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10543655477 is an equidigital number, since it uses as much as digits as its factorization.

10543655477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The spelling of 10543655477 in words is "ten billion, five hundred forty-three million, six hundred fifty-five thousand, four hundred seventy-seven".