155442415014 has 32 divisors (see below), whose sum is σ = 345443689440. Its totient is φ = 51811723296.

The previous prime is 155442414997. The next prime is 155442415027. The reversal of 155442415014 is 410514244551.

155442415014 is a `hidden beast` number, since 1 + 55 + 442 + 4 + 150 + 14 = 666.

It is a super-2 number, since 2×155442415014² (a number of 23 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 155442415014.

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, 1394224 + ... + 1501580.

It is an arithmetic number, because the mean of its divisors is an integer number (10795115295).

Almost surely, 2^155442415014 is an apocalyptic number.

155442415014 is an abundant number, since it is smaller than the sum of its proper divisors (190001274426).

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

155442415014 is a wasteful number, since it uses less digits than its factorization.

155442415014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134181 (or 134175 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

Adding to 155442415014 its reverse (410514244551), we get a palindrome (565956659565).

The spelling of 155442415014 in words is "one hundred fifty-five billion, four hundred forty-two million, four hundred fifteen thousand, fourteen".