261450050 has 24 divisors (see below), whose sum is σ = 491028096. Its totient is φ = 103562640.

The previous prime is 261450047. The next prime is 261450061. The reversal of 261450050 is 50054162.

261450050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×261450050² = 136712257290005000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 261449998 and 261450025.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20234 + ... + 30533.

It is an arithmetic number, because the mean of its divisors is an integer number (20459504).

Almost surely, 2^261450050 is an apocalyptic number.

261450050 is a deficient number, since it is larger than the sum of its proper divisors (229578046).

261450050 is a wasteful number, since it uses less digits than its factorization.

261450050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50882 (or 50877 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 261450050 is about 16169.4171199830. The cubic root of 261450050 is about 639.4347629836.

The spelling of 261450050 in words is "two hundred sixty-one million, four hundred fifty thousand, fifty".