155004302020552 has 16 divisors (see below), whose sum is σ = 307729129011660. Its totient is φ = 72943200950784.

The previous prime is 155004302020517. The next prime is 155004302020577. The reversal of 155004302020552 is 255020203400551.

It can be written as a sum of positive squares in 2 ways, for example, as 154956040081956 + 48261938596 = 12448134^2 + 219686^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569868757293 + ... + 569868757564.

Almost surely, 2^{155004302020552} is an apocalyptic number.

It is an amenable number.

155004302020552 is a deficient number, since it is larger than the sum of its proper divisors (152724826991108).

155004302020552 is a wasteful number, since it uses less digits than its factorization.

155004302020552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139737514880 (or 1139737514876 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 155004302020552 in words is "one hundred fifty-five trillion, four billion, three hundred two million, twenty thousand, five hundred fifty-two".