11387630858 has 8 divisors (see below), whose sum is σ = 17186240928. Its totient is φ = 5658883884.

The previous prime is 11387630831. The next prime is 11387630879. The reversal of 11387630858 is 85803678311.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17465366 + ... + 17466017.

It is an arithmetic number, because the mean of its divisors is an integer number (2148280116).

Almost surely, 2^11387630858 is an apocalyptic number.

11387630858 is a deficient number, since it is larger than the sum of its proper divisors (5798610070).

11387630858 is a wasteful number, since it uses less digits than its factorization.

11387630858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34931548.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 11387630858 in words is "eleven billion, three hundred eighty-seven million, six hundred thirty thousand, eight hundred fifty-eight".