2423915978 has 32 divisors (see below), whose sum is σ = 4098816000. Its totient is φ = 1065078000.

The previous prime is 2423915951. The next prime is 2423915983. The reversal of 2423915978 is 8795193242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1021133 + ... + 1023503.

It is an arithmetic number, because the mean of its divisors is an integer number (128088000).

Almost surely, 2^2423915978 is an apocalyptic number.

2423915978 is a deficient number, since it is larger than the sum of its proper divisors (1674900022).

2423915978 is a wasteful number, since it uses less digits than its factorization.

2423915978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914.

The product of its digits is 1088640, while the sum is 50.

The square root of 2423915978 is about 49233.2812028611. The cubic root of 2423915978 is about 1343.2984712380.

The spelling of 2423915978 in words is "two billion, four hundred twenty-three million, nine hundred fifteen thousand, nine hundred seventy-eight".