3918559458 has 32 divisors (see below), whose sum is σ = 8694501120. Its totient is φ = 1167314960.

The previous prime is 3918559451. The next prime is 3918559471. The reversal of 3918559458 is 8549558193.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3918559398 and 3918559407.

It is not an unprimeable number, because it can be changed into a prime (3918559451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499260 + ... + 507047.

It is an arithmetic number, because the mean of its divisors is an integer number (271703160).

Almost surely, 2^3918559458 is an apocalyptic number.

3918559458 is an abundant number, since it is smaller than the sum of its proper divisors (4775941662).

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

3918559458 is a wasteful number, since it uses less digits than its factorization.

3918559458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006382.

The product of its digits is 7776000, while the sum is 57.

The square root of 3918559458 is about 62598.3982063439. The cubic root of 3918559458 is about 1576.5538652220.

The spelling of 3918559458 in words is "three billion, nine hundred eighteen million, five hundred fifty-nine thousand, four hundred fifty-eight".