155266448 has 10 divisors (see below), whose sum is σ = 300828774. Its totient is φ = 77633216.

The previous prime is 155266429. The next prime is 155266451. The reversal of 155266448 is 844662551.

It can be written as a sum of positive squares in only one way, i.e., 135303424 + 19963024 = 11632^2 + 4468^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4852061 + ... + 4852092.

Almost surely, 2^155266448 is an apocalyptic number.

It is an amenable number.

155266448 is a deficient number, since it is larger than the sum of its proper divisors (145562326).

155266448 is an equidigital number, since it uses as much as digits as its factorization.

155266448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9704161 (or 9704155 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 155266448 is about 12460.5958124000. The cubic root of 155266448 is about 537.4761603272.

The spelling of 155266448 in words is "one hundred fifty-five million, two hundred sixty-six thousand, four hundred forty-eight".