155538082 has 16 divisors (see below), whose sum is σ = 266935680. Its totient is φ = 66584448.

The previous prime is 155538077. The next prime is 155538109. The reversal of 155538082 is 280835551.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7794 + ... + 19282.

It is an arithmetic number, because the mean of its divisors is an integer number (16683480).

Almost surely, 2^155538082 is an apocalyptic number.

155538082 is a deficient number, since it is larger than the sum of its proper divisors (111397598).

155538082 is a wasteful number, since it uses less digits than its factorization.

155538082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12465.

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 155538082 is about 12471.4907689498. The cubic root of 155538082 is about 537.7894105386.

The spelling of 155538082 in words is "one hundred fifty-five million, five hundred thirty-eight thousand, eighty-two".