2585375075164 has 36 divisors (see below), whose sum is σ = 5385482316984. Its totient is φ = 1082250027936.

The previous prime is 2585375075131. The next prime is 2585375075167. The reversal of 2585375075164 is 4615705735852.

It is a junction number, because it is equal to n+sod(n) for n = 2585375075099 and 2585375075108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585375075167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153371679 + ... + 153388534.

Almost surely, 2^{2585375075164} is an apocalyptic number.

It is an amenable number.

2585375075164 is an abundant number, since it is smaller than the sum of its proper divisors (2800107241820).

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

2585375075164 is a wasteful number, since it uses less digits than its factorization.

2585375075164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306760274 (or 306760265 counting only the distinct ones).

The product of its (nonzero) digits is 35280000, while the sum is 58.

The spelling of 2585375075164 in words is "two trillion, five hundred eighty-five billion, three hundred seventy-five million, seventy-five thousand, one hundred sixty-four".