155446052 has 24 divisors (see below), whose sum is σ = 287292096. Its totient is φ = 73444448.

The previous prime is 155446043. The next prime is 155446103. The reversal of 155446052 is 250644551.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2543 + ... + 17814.

It is an arithmetic number, because the mean of its divisors is an integer number (11970504).

Almost surely, 2^155446052 is an apocalyptic number.

It is an amenable number.

155446052 is a deficient number, since it is larger than the sum of its proper divisors (131846044).

155446052 is a wasteful number, since it uses less digits than its factorization.

155446052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20467 (or 20465 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 155446052 is about 12467.8006079661. The cubic root of 155446052 is about 537.6833217843.

The spelling of 155446052 in words is "one hundred fifty-five million, four hundred forty-six thousand, fifty-two".