1099546368 has 72 divisors (see below), whose sum is σ = 3027368400. Its totient is φ = 353869824.

The previous prime is 1099546351. The next prime is 1099546369. The reversal of 1099546368 is 8636459901.

It is a self number, because there is not a number n which added to its sum of digits gives 1099546368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099546369) 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, 2413 + ... + 46956.

Almost surely, 2^1099546368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099546368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1513684200).

1099546368 is an abundant number, since it is smaller than the sum of its proper divisors (1927822032).

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

1099546368 is an equidigital number, since it uses as much as digits as its factorization.

1099546368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49417 (or 49403 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 51.

The square root of 1099546368 is about 33159.4084386317. The cubic root of 1099546368 is about 1032.1381943415.

The spelling of 1099546368 in words is "one billion, ninety-nine million, five hundred forty-six thousand, three hundred sixty-eight".