11699243090 has 96 divisors (see below), whose sum is σ = 22827906000. Its totient is φ = 4315443200.

The previous prime is 11699243063. The next prime is 11699243117. The reversal of 11699243090 is 9034299611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11699243063) and next prime (11699243117).

It can be written as a sum of positive squares in 24 ways, for example, as 15578809 + 11683664281 = 3947^2 + 108091^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43491476 + ... + 43491744.

Almost surely, 2^11699243090 is an apocalyptic number.

11699243090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11699243090 is a deficient number, since it is larger than the sum of its proper divisors (11128662910).

11699243090 is a wasteful number, since it uses less digits than its factorization.

11699243090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560 (or 543 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 11699243090 in words is "eleven billion, six hundred ninety-nine million, two hundred forty-three thousand, ninety".