266157146 has 8 divisors (see below), whose sum is σ = 407730240. Its totient is φ = 130247068.

The previous prime is 266157139. The next prime is 266157211. The reversal of 266157146 is 641751662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1415636 + ... + 1415823.

It is an arithmetic number, because the mean of its divisors is an integer number (50966280).

Almost surely, 2^266157146 is an apocalyptic number.

266157146 is a deficient number, since it is larger than the sum of its proper divisors (141573094).

266157146 is a wasteful number, since it uses less digits than its factorization.

266157146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831508.

The product of its digits is 60480, while the sum is 38.

The square root of 266157146 is about 16314.3233387107. The cubic root of 266157146 is about 643.2493810347.

The spelling of 266157146 in words is "two hundred sixty-six million, one hundred fifty-seven thousand, one hundred forty-six".