155243030412000 has 96 divisors (see below), whose sum is σ = 508576167669024. Its totient is φ = 41398141440000.

The previous prime is 155243030411803. The next prime is 155243030412037. The reversal of 155243030412000 is 214030342551.

155243030412000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×155243030412000³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 6468447601 + ... + 6468471600.

It is an arithmetic number, because the mean of its divisors is an integer number (5297668413219).

Almost surely, 2^{155243030412000} is an apocalyptic number.

155243030412000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155243030412000 is an abundant number, since it is smaller than the sum of its proper divisors (353333137257024).

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

155243030412000 is a wasteful number, since it uses less digits than its factorization.

155243030412000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12936919229 (or 12936919211 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 155243030412000 its reverse (214030342551), we get a palindrome (155457060754551).

The spelling of 155243030412000 in words is "one hundred fifty-five trillion, two hundred forty-three billion, thirty million, four hundred twelve thousand".