11420693800 has 48 divisors (see below), whose sum is σ = 27270782460. Its totient is φ = 4444807680.

The previous prime is 11420693797. The next prime is 11420693803. The reversal of 11420693800 is 839602411.

11420693800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11420693797) and next prime (11420693803).

It can be written as a sum of positive squares in 6 ways, for example, as 6480572004 + 4940121796 = 80502^2 + 70286^2 .

It is not an unprimeable number, because it can be changed into a prime (11420693803) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 764269 + ... + 779068.

Almost surely, 2^11420693800 is an apocalyptic number.

11420693800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11420693800 is an abundant number, since it is smaller than the sum of its proper divisors (15850088660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11420693800 is a wasteful number, since it uses less digits than its factorization.

11420693800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543390 (or 1543381 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 11420693800 in words is "eleven billion, four hundred twenty million, six hundred ninety-three thousand, eight hundred".