255520150 has 48 divisors (see below), whose sum is σ = 496597680. Its totient is φ = 97718400.

The previous prime is 255520129. The next prime is 255520163. The reversal of 255520150 is 51025552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 107980 + ... + 110320.

It is an arithmetic number, because the mean of its divisors is an integer number (10345785).

Almost surely, 2^255520150 is an apocalyptic number.

255520150 is a deficient number, since it is larger than the sum of its proper divisors (241077530).

255520150 is a wasteful number, since it uses less digits than its factorization.

255520150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449 (or 2444 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 255520150 is about 15984.9976540505. The cubic root of 255520150 is about 634.5634464051.

The spelling of 255520150 in words is "two hundred fifty-five million, five hundred twenty thousand, one hundred fifty".