10551345745277 has 4 divisors (see below), whose sum is σ = 11172013142076. Its totient is φ = 9930678348480.

The previous prime is 10551345745249. The next prime is 10551345745279. The reversal of 10551345745277 is 77254754315501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5284453854436 + 5266891890841 = 2298794^2 + 2294971^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551345745277 - 2²⁶ = 10551278636413 is a prime.

It is a super-2 number, since 2×10551345745277² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551345745279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310333698374 + ... + 310333698407.

It is an arithmetic number, because the mean of its divisors is an integer number (2793003285519).

Almost surely, 2^{10551345745277} is an apocalyptic number.

10551345745277 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10551345745277 is a deficient number, since it is larger than the sum of its proper divisors (620667396799).

10551345745277 is an equidigital number, since it uses as much as digits as its factorization.

10551345745277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620667396798.

The product of its (nonzero) digits is 20580000, while the sum is 56.

The spelling of 10551345745277 in words is "ten trillion, five hundred fifty-one billion, three hundred forty-five million, seven hundred forty-five thousand, two hundred seventy-seven".