1099511629072 has 40 divisors (see below), whose sum is σ = 2154478142520. Its totient is φ = 543518638080.

The previous prime is 1099511629039. The next prime is 1099511629079. The reversal of 1099511629072 is 2709261159901.

It can be written as a sum of positive squares in 4 ways, for example, as 1296 + 1099511627776 = 36^2 + 1048576^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1099511629079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14591172 + ... + 14666332.

It is an arithmetic number, because the mean of its divisors is an integer number (53861953563).

Almost surely, 2^{1099511629072} is an apocalyptic number.

It is an amenable number.

1099511629072 is a deficient number, since it is larger than the sum of its proper divisors (1054966513448).

1099511629072 is a wasteful number, since it uses less digits than its factorization.

1099511629072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85531 (or 85525 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 52.

The spelling of 1099511629072 in words is "one trillion, ninety-nine billion, five hundred eleven million, six hundred twenty-nine thousand, seventy-two".