11142665231598 has 32 divisors (see below), whose sum is σ = 24773539658400. Its totient is φ = 3712412539008.

The previous prime is 11142665231563. The next prime is 11142665231651. The reversal of 11142665231598 is 89513256624111.

11142665231598 is a `hidden beast` number, since 1 + 1 + 1 + 4 + 2 + 66 + 523 + 1 + 59 + 8 = 666.

11142665231598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50143803 + ... + 50365526.

It is an arithmetic number, because the mean of its divisors is an integer number (774173114325).

Almost surely, 2^{11142665231598} is an apocalyptic number.

11142665231598 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11142665231598 is an abundant number, since it is smaller than the sum of its proper divisors (13630874426802).

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

11142665231598 is a wasteful number, since it uses less digits than its factorization.

11142665231598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100511393 (or 100511387 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The spelling of 11142665231598 in words is "eleven trillion, one hundred forty-two billion, six hundred sixty-five million, two hundred thirty-one thousand, five hundred ninety-eight".