155536052112 has 240 divisors, whose sum is σ = 531952417152. Its totient is φ = 41410252800.

The previous prime is 155536052101. The next prime is 155536052143. The reversal of 155536052112 is 211250635551.

155536052112 is a `hidden beast` number, since 1 + 5 + 5 + 536 + 0 + 5 + 2 + 112 = 666.

155536052112 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 Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1685803 + ... + 1775669.

Almost surely, 2^155536052112 is an apocalyptic number.

155536052112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155536052112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265976208576).

155536052112 is an abundant number, since it is smaller than the sum of its proper divisors (376416365040).

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

155536052112 is a wasteful number, since it uses less digits than its factorization.

155536052112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90006 (or 89997 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

Adding to 155536052112 its reverse (211250635551), we get a palindrome (366786687663).

The spelling of 155536052112 in words is "one hundred fifty-five billion, five hundred thirty-six million, fifty-two thousand, one hundred twelve".