1099272771600 has 60 divisors (see below), whose sum is σ = 3521337115536. Its totient is φ = 293139405440.

The previous prime is 1099272771551. The next prime is 1099272771679. The reversal of 1099272771600 is 61772729901.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×1099272771600² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458029122 + ... + 458031521.

Almost surely, 2^{1099272771600} is an apocalyptic number.

1099272771600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1099272771600 is an abundant number, since it is smaller than the sum of its proper divisors (2422064343936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1099272771600 is a wasteful number, since it uses less digits than its factorization.

1099272771600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916060664 (or 916060653 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 51.

The spelling of 1099272771600 in words is "one trillion, ninety-nine billion, two hundred seventy-two million, seven hundred seventy-one thousand, six hundred".