155144541054452 has 12 divisors (see below), whose sum is σ = 271600224882336. Its totient is φ = 77544476802360.

The previous prime is 155144541054407. The next prime is 155144541054463. The reversal of 155144541054452 is 254450145441551.

It is a self number, because there is not a number n which added to its sum of digits gives 155144541054452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6948418658 + ... + 6948440985.

It is an arithmetic number, because the mean of its divisors is an integer number (22633352073528).

Almost surely, 2^{155144541054452} is an apocalyptic number.

It is an amenable number.

155144541054452 is a deficient number, since it is larger than the sum of its proper divisors (116455683827884).

155144541054452 is a wasteful number, since it uses less digits than its factorization.

155144541054452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13896862438 (or 13896862436 counting only the distinct ones).

The product of its (nonzero) digits is 6400000, while the sum is 50.

The spelling of 155144541054452 in words is "one hundred fifty-five trillion, one hundred forty-four billion, five hundred forty-one million, fifty-four thousand, four hundred fifty-two".