155995052 has 6 divisors (see below), whose sum is σ = 272991348. Its totient is φ = 77997524.

The previous prime is 155995051. The next prime is 155995067. The reversal of 155995052 is 250599551.

It is not an unprimeable number, because it can be changed into a prime (155995051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19499378 + ... + 19499385.

It is an arithmetic number, because the mean of its divisors is an integer number (45498558).

Almost surely, 2^155995052 is an apocalyptic number.

It is an amenable number.

155995052 is a deficient number, since it is larger than the sum of its proper divisors (116996296).

155995052 is a wasteful number, since it uses less digits than its factorization.

155995052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38998767 (or 38998765 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 41.

The square root of 155995052 is about 12489.7979166999. The cubic root of 155995052 is about 538.3155696665.

The spelling of 155995052 in words is "one hundred fifty-five million, nine hundred ninety-five thousand, fifty-two".