1100664630551 has 4 divisors (see below), whose sum is σ = 1148519614512. Its totient is φ = 1052809646592.

The previous prime is 1100664630503. The next prime is 1100664630563. The reversal of 1100664630551 is 1550364660011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100664630551 - 2¹⁰ = 1100664629527 is a prime.

It is a super-2 number, since 2×1100664630551² (a number of 25 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 (1100660630551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23927491946 + ... + 23927491991.

It is an arithmetic number, because the mean of its divisors is an integer number (287129903628).

Almost surely, 2^{1100664630551} is an apocalyptic number.

1100664630551 is a deficient number, since it is larger than the sum of its proper divisors (47854983961).

1100664630551 is an equidigital number, since it uses as much as digits as its factorization.

1100664630551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47854983960.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 1100664630551 in words is "one trillion, one hundred billion, six hundred sixty-four million, six hundred thirty thousand, five hundred fifty-one".