4260631918 has 48 divisors (see below), whose sum is σ = 7093306080. Its totient is φ = 1913433984.

The previous prime is 4260631913. The next prime is 4260631951. The reversal of 4260631918 is 8191360624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4260631913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1825080 + ... + 1827412.

It is an arithmetic number, because the mean of its divisors is an integer number (147777210).

Almost surely, 2^4260631918 is an apocalyptic number.

4260631918 is a deficient number, since it is larger than the sum of its proper divisors (2832674162).

4260631918 is a wasteful number, since it uses less digits than its factorization.

4260631918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461 (or 2424 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 4260631918 is about 65273.5162068047. The cubic root of 4260631918 is about 1621.1554930092.

The spelling of 4260631918 in words is "four billion, two hundred sixty million, six hundred thirty-one thousand, nine hundred eighteen".