618043601 has 16 divisors (see below), whose sum is σ = 724504704. Its totient is φ = 516184704.

The previous prime is 618043583. The next prime is 618043607. The reversal of 618043601 is 106340816.

It is not a de Polignac number, because 618043601 - 2⁶ = 618043537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (618043607) 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, 135311 + ... + 139803.

It is an arithmetic number, because the mean of its divisors is an integer number (45281544).

Almost surely, 2^618043601 is an apocalyptic number.

It is an amenable number.

618043601 is a deficient number, since it is larger than the sum of its proper divisors (106461103).

618043601 is a wasteful number, since it uses less digits than its factorization.

618043601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 618043601 is about 24860.4827185636. The cubic root of 618043601 is about 851.8040580547.

The spelling of 618043601 in words is "six hundred eighteen million, forty-three thousand, six hundred one".