2418957993 has 8 divisors (see below), whose sum is σ = 3329318656. Its totient is φ = 1560618000.

The previous prime is 2418957971. The next prime is 2418958019. The reversal of 2418957993 is 3997598142.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2418957993 - 2¹⁸ = 2418695849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2418957943) 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, 13005058 + ... + 13005243.

It is an arithmetic number, because the mean of its divisors is an integer number (416164832).

Almost surely, 2^2418957993 is an apocalyptic number.

It is an amenable number.

2418957993 is a deficient number, since it is larger than the sum of its proper divisors (910360663).

2418957993 is a wasteful number, since it uses less digits than its factorization.

2418957993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26010335.

The product of its digits is 4898880, while the sum is 57.

The square root of 2418957993 is about 49182.9034624838. The cubic root of 2418957993 is about 1342.3819653550.

The spelling of 2418957993 in words is "two billion, four hundred eighteen million, nine hundred fifty-seven thousand, nine hundred ninety-three".