618840496 has 40 divisors (see below), whose sum is σ = 1228046400. Its totient is φ = 302016000.

The previous prime is 618840487. The next prime is 618840499. The reversal of 618840496 is 694048816.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (618840499) 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, 109746 + ... + 115246.

It is an arithmetic number, because the mean of its divisors is an integer number (30701160).

Almost surely, 2^618840496 is an apocalyptic number.

It is an amenable number.

618840496 is a deficient number, since it is larger than the sum of its proper divisors (609205904).

618840496 is a wasteful number, since it uses less digits than its factorization.

618840496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677 (or 5671 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 618840496 is about 24876.5048992016. The cubic root of 618840496 is about 852.1700014168.

The spelling of 618840496 in words is "six hundred eighteen million, eight hundred forty thousand, four hundred ninety-six".