155631848 has 16 divisors (see below), whose sum is σ = 291950880. Its totient is φ = 77778288.

The previous prime is 155631829. The next prime is 155631851. The reversal of 155631848 is 848136551.

It is a super-2 number, since 2×155631848² = 48442544223790208, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 21365 + ... + 27707.

It is an arithmetic number, because the mean of its divisors is an integer number (18246930).

Almost surely, 2^155631848 is an apocalyptic number.

It is an amenable number.

155631848 is a deficient number, since it is larger than the sum of its proper divisors (136319032).

155631848 is a wasteful number, since it uses less digits than its factorization.

155631848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416 (or 9412 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 155631848 is about 12475.2494163443. The cubic root of 155631848 is about 537.8974574586.

The spelling of 155631848 in words is "one hundred fifty-five million, six hundred thirty-one thousand, eight hundred forty-eight".