10551120583778 has 8 divisors (see below), whose sum is σ = 16086134660700. Its totient is φ = 5189075696880.

The previous prime is 10551120583673. The next prime is 10551120583781. The reversal of 10551120583778 is 87738502115501.

It can be written as a sum of positive squares in 2 ways, for example, as 10053103859569 + 498016724209 = 3170663^2 + 705703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10551120583778² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43242297353 + ... + 43242297596.

Almost surely, 2^{10551120583778} is an apocalyptic number.

10551120583778 is a deficient number, since it is larger than the sum of its proper divisors (5535014076922).

10551120583778 is an equidigital number, since it uses as much as digits as its factorization.

10551120583778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86484595012.

The product of its (nonzero) digits is 2352000, while the sum is 53.

The spelling of 10551120583778 in words is "ten trillion, five hundred fifty-one billion, one hundred twenty million, five hundred eighty-three thousand, seven hundred seventy-eight".