11499876986 has 12 divisors (see below), whose sum is σ = 18577607706. Its totient is φ = 5307383160.

The previous prime is 11499876943. The next prime is 11499877009. The reversal of 11499876986 is 68967899411.

It can be written as a sum of positive squares in only one way, i.e., 11057574025 + 442302961 = 105155^2 + 21031^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 536291 + ... + 557321.

Almost surely, 2^11499876986 is an apocalyptic number.

11499876986 is a deficient number, since it is larger than the sum of its proper divisors (7077730720).

11499876986 is an frugal number, since it uses more digits than its factorization.

11499876986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42077 (or 21046 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 68.

The spelling of 11499876986 in words is "eleven billion, four hundred ninety-nine million, eight hundred seventy-six thousand, nine hundred eighty-six".