5617853978 has 32 divisors (see below), whose sum is σ = 9276854400. Its totient is φ = 2530344960.

The previous prime is 5617853971. The next prime is 5617853999. The reversal of 5617853978 is 8793587165.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5617853971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122650 + ... + 1127642.

It is an arithmetic number, because the mean of its divisors is an integer number (289901700).

Almost surely, 2^5617853978 is an apocalyptic number.

5617853978 is a deficient number, since it is larger than the sum of its proper divisors (3659000422).

5617853978 is a wasteful number, since it uses less digits than its factorization.

5617853978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5462.

The product of its digits is 12700800, while the sum is 59.

The square root of 5617853978 is about 74952.3447131576. The cubic root of 5617853978 is about 1777.6932179054.

The spelling of 5617853978 in words is "five billion, six hundred seventeen million, eight hundred fifty-three thousand, nine hundred seventy-eight".