155012455323234 has 24 divisors (see below), whose sum is σ = 338311855053900. Its totient is φ = 51293659181568.

The previous prime is 155012455323223. The next prime is 155012455323331. The reversal of 155012455323234 is 432323554210551.

155012455323234 is a `hidden beast` number, since 1 + 5 + 5 + 0 + 12 + 45 + 532 + 32 + 34 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 142706987676009 + 12305467647225 = 11946003^2 + 3507915^2 .

It is a super-2 number, since 2×155012455323234² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 155012455323234.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31429935759 + ... + 31429940690.

Almost surely, 2^{155012455323234} is an apocalyptic number.

155012455323234 is an abundant number, since it is smaller than the sum of its proper divisors (183299399730666).

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

155012455323234 is a wasteful number, since it uses less digits than its factorization.

155012455323234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62859876594 (or 62859876591 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 155012455323234 in words is "one hundred fifty-five trillion, twelve billion, four hundred fifty-five million, three hundred twenty-three thousand, two hundred thirty-four".