4261118388 has 24 divisors (see below), whose sum is σ = 9946516608. Its totient is φ = 1419814656.

The previous prime is 4261118387. The next prime is 4261118399. The reversal of 4261118388 is 8838111624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4261118387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37356 + ... + 99587.

It is an arithmetic number, because the mean of its divisors is an integer number (414438192).

Almost surely, 2^4261118388 is an apocalyptic number.

It is an amenable number.

4261118388 is an abundant number, since it is smaller than the sum of its proper divisors (5685398220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4261118388 is a wasteful number, since it uses less digits than its factorization.

4261118388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139543 (or 139541 counting only the distinct ones).

The product of its digits is 73728, while the sum is 42.

The square root of 4261118388 is about 65277.2424969070. The cubic root of 4261118388 is about 1621.2171907037.

The spelling of 4261118388 in words is "four billion, two hundred sixty-one million, one hundred eighteen thousand, three hundred eighty-eight".