11620671250 has 20 divisors (see below), whose sum is σ = 21781788534. Its totient is φ = 4648268000.

The previous prime is 11620671247. The next prime is 11620671319. The reversal of 11620671250 is 5217602611.

11620671250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 133333209 + 11487338041 = 11547^2 + 107179^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4647019 + ... + 4649518.

Almost surely, 2^11620671250 is an apocalyptic number.

11620671250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11620671250 is a deficient number, since it is larger than the sum of its proper divisors (10161117284).

11620671250 is an frugal number, since it uses more digits than its factorization.

11620671250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9296559 (or 9296544 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 11620671250 in words is "eleven billion, six hundred twenty million, six hundred seventy-one thousand, two hundred fifty".