11636392490 has 32 divisors (see below), whose sum is σ = 22066369920. Its totient is φ = 4405886784.

The previous prime is 11636392463. The next prime is 11636392519. The reversal of 11636392490 is 9429363611.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207332 + ... + 257408.

It is an arithmetic number, because the mean of its divisors is an integer number (689574060).

Almost surely, 2^11636392490 is an apocalyptic number.

11636392490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11636392490 is a deficient number, since it is larger than the sum of its proper divisors (10429977430).

11636392490 is a wasteful number, since it uses less digits than its factorization.

11636392490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51326.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 11636392490 in words is "eleven billion, six hundred thirty-six million, three hundred ninety-two thousand, four hundred ninety".