2426699778 has 64 divisors (see below), whose sum is σ = 5258649600. Its totient is φ = 744353280.

The previous prime is 2426699777. The next prime is 2426699783. The reversal of 2426699778 is 8779966242.

It is not an unprimeable number, because it can be changed into a prime (2426699777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764178 + ... + 767346.

It is an arithmetic number, because the mean of its divisors is an integer number (82166400).

Almost surely, 2^2426699778 is an apocalyptic number.

2426699778 is an abundant number, since it is smaller than the sum of its proper divisors (2831949822).

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

2426699778 is a wasteful number, since it uses less digits than its factorization.

2426699778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407.

The product of its digits is 18289152, while the sum is 60.

The square root of 2426699778 is about 49261.5446164653. The cubic root of 2426699778 is about 1343.8125214595.

The spelling of 2426699778 in words is "two billion, four hundred twenty-six million, six hundred ninety-nine thousand, seven hundred seventy-eight".