11840707451085 has 32 divisors (see below), whose sum is σ = 20062130181120. Its totient is φ = 5942806729728.

The previous prime is 11840707451081. The next prime is 11840707451087. The reversal of 11840707451085 is 58015470704811.

It is not a de Polignac number, because 11840707451085 - 2² = 11840707451081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11840707451081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 994557 + ... + 4966946.

It is an arithmetic number, because the mean of its divisors is an integer number (626941568160).

Almost surely, 2^{11840707451085} is an apocalyptic number.

11840707451085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11840707451085 is a deficient number, since it is larger than the sum of its proper divisors (8221422730035).

11840707451085 is a wasteful number, since it uses less digits than its factorization.

11840707451085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5969317.

The product of its (nonzero) digits is 1254400, while the sum is 51.

The spelling of 11840707451085 in words is "eleven trillion, eight hundred forty billion, seven hundred seven million, four hundred fifty-one thousand, eighty-five".