1099436992452 has 72 divisors (see below), whose sum is σ = 2796498222336. Its totient is φ = 364190975424.

The previous prime is 1099436992439. The next prime is 1099436992457. The reversal of 1099436992452 is 2542996349901.

1099436992452 is a `hidden beast` number, since 1 + 0 + 9 + 94 + 3 + 6 + 9 + 92 + 452 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1099436992452.

It is not an unprimeable number, because it can be changed into a prime (1099436992457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13705203 + ... + 13785189.

It is an arithmetic number, because the mean of its divisors is an integer number (38840253088).

Almost surely, 2^{1099436992452} is an apocalyptic number.

1099436992452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1099436992452 is an abundant number, since it is smaller than the sum of its proper divisors (1697061229884).

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

1099436992452 is a wasteful number, since it uses less digits than its factorization.

1099436992452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82377 (or 82372 counting only the distinct ones).

The product of its (nonzero) digits is 37791360, while the sum is 63.

The spelling of 1099436992452 in words is "one trillion, ninety-nine billion, four hundred thirty-six million, nine hundred ninety-two thousand, four hundred fifty-two".