257428800116 has 24 divisors (see below), whose sum is σ = 459037684224. Its totient is φ = 126275570720.

The previous prime is 257428800113. The next prime is 257428800193. The reversal of 257428800116 is 611008824752.

It is a super-2 number, since 2×257428800116² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257428800113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3015581 + ... + 3099771.

It is an arithmetic number, because the mean of its divisors is an integer number (19126570176).

Almost surely, 2^257428800116 is an apocalyptic number.

It is an amenable number.

257428800116 is a deficient number, since it is larger than the sum of its proper divisors (201608884108).

257428800116 is a wasteful number, since it uses less digits than its factorization.

257428800116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98671 (or 98669 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 257428800116 in words is "two hundred fifty-seven billion, four hundred twenty-eight million, eight hundred thousand, one hundred sixteen".