155606064 has 40 divisors (see below), whose sum is σ = 404698800. Its totient is φ = 51518208.

The previous prime is 155606041. The next prime is 155606119. The reversal of 155606064 is 460606551.

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, 3727 + ... + 18030.

It is an arithmetic number, because the mean of its divisors is an integer number (10117470).

Almost surely, 2^155606064 is an apocalyptic number.

It is an amenable number.

155606064 is an abundant number, since it is smaller than the sum of its proper divisors (249092736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155606064 is a wasteful number, since it uses less digits than its factorization.

155606064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21917 (or 21911 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 155606064 is about 12474.2159673464. The cubic root of 155606064 is about 537.8677507839.

The spelling of 155606064 in words is "one hundred fifty-five million, six hundred six thousand, sixty-four".