2718122397 has 16 divisors (see below), whose sum is σ = 3680698560. Its totient is φ = 1783850112.

The previous prime is 2718122371. The next prime is 2718122413. The reversal of 2718122397 is 7932218172.

It is not a de Polignac number, because 2718122397 - 2¹⁸ = 2717860253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2718102397) 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, 380979 + ... + 388047.

It is an arithmetic number, because the mean of its divisors is an integer number (230043660).

Almost surely, 2^2718122397 is an apocalyptic number.

It is an amenable number.

2718122397 is a deficient number, since it is larger than the sum of its proper divisors (962576163).

2718122397 is a wasteful number, since it uses less digits than its factorization.

2718122397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9052.

The product of its digits is 84672, while the sum is 42.

The square root of 2718122397 is about 52135.6154370503. The cubic root of 2718122397 is about 1395.5851396058.

The spelling of 2718122397 in words is "two billion, seven hundred eighteen million, one hundred twenty-two thousand, three hundred ninety-seven".