11814135490 has 8 divisors (see below), whose sum is σ = 21265443900. Its totient is φ = 4725654192.

The previous prime is 11814135479. The next prime is 11814135497. The reversal of 11814135490 is 9453141811.

It can be written as a sum of positive squares in 2 ways, for example, as 11742106321 + 72029169 = 108361^2 + 8487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11814135497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590706765 + ... + 590706784.

Almost surely, 2^11814135490 is an apocalyptic number.

11814135490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11814135490 is a deficient number, since it is larger than the sum of its proper divisors (9451308410).

11814135490 is a wasteful number, since it uses less digits than its factorization.

11814135490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181413556.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 11814135490 in words is "eleven billion, eight hundred fourteen million, one hundred thirty-five thousand, four hundred ninety".