155514234312 has 128 divisors (see below), whose sum is σ = 467127129600. Its totient is φ = 47750667264.

The previous prime is 155514234311. The next prime is 155514234349. The reversal of 155514234312 is 213432415551.

155514234312 is a `hidden beast` number, since 1 + 5 + 551 + 42 + 34 + 31 + 2 = 666.

155514234312 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×155514234312² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (155514234311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277963 + ... + 623130.

It is an arithmetic number, because the mean of its divisors is an integer number (3649430700).

Almost surely, 2^155514234312 is an apocalyptic number.

155514234312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155514234312 is an abundant number, since it is smaller than the sum of its proper divisors (311612895288).

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

155514234312 is a wasteful number, since it uses less digits than its factorization.

155514234312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901172 (or 901162 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

Adding to 155514234312 its reverse (213432415551), we get a palindrome (368946649863).

The spelling of 155514234312 in words is "one hundred fifty-five billion, five hundred fourteen million, two hundred thirty-four thousand, three hundred twelve".