557416613878 has 4 divisors (see below), whose sum is σ = 836124920820. Its totient is φ = 278708306938.

The previous prime is 557416613867. The next prime is 557416613891. The reversal of 557416613878 is 878316614755.

557416613878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139354153468 + ... + 139354153471.

It is an arithmetic number, because the mean of its divisors is an integer number (209031230205).

Almost surely, 2^557416613878 is an apocalyptic number.

557416613878 is a deficient number, since it is larger than the sum of its proper divisors (278708306942).

557416613878 is a wasteful number, since it uses less digits than its factorization.

557416613878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278708306941.

The product of its digits is 33868800, while the sum is 61.

The spelling of 557416613878 in words is "five hundred fifty-seven billion, four hundred sixteen million, six hundred thirteen thousand, eight hundred seventy-eight".