155055968 has 12 divisors (see below), whose sum is σ = 305266500. Its totient is φ = 77527968.

The previous prime is 155055931. The next prime is 155055991. The reversal of 155055968 is 869550551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2422718 + ... + 2422781.

It is an arithmetic number, because the mean of its divisors is an integer number (25438875).

Almost surely, 2^155055968 is an apocalyptic number.

It is an amenable number.

155055968 is a deficient number, since it is larger than the sum of its proper divisors (150210532).

155055968 is an equidigital number, since it uses as much as digits as its factorization.

155055968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845509 (or 4845501 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 44.

The square root of 155055968 is about 12452.1471240907. The cubic root of 155055968 is about 537.2331820122.

The spelling of 155055968 in words is "one hundred fifty-five million, fifty-five thousand, nine hundred sixty-eight".