57825802555 has 4 divisors (see below), whose sum is σ = 69390963072. Its totient is φ = 46260642040.

The previous prime is 57825802553. The next prime is 57825802561. The reversal of 57825802555 is 55520852875.

It is a happy number.

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

It is not a de Polignac number, because 57825802555 - 2¹ = 57825802553 is a prime.

It is a super-2 number, since 2×57825802555² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57825802553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5782580251 + ... + 5782580260.

It is an arithmetic number, because the mean of its divisors is an integer number (17347740768).

Almost surely, 2^57825802555 is an apocalyptic number.

57825802555 is a deficient number, since it is larger than the sum of its proper divisors (11565160517).

57825802555 is a wasteful number, since it uses less digits than its factorization.

57825802555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11565160516.

The product of its (nonzero) digits is 5600000, while the sum is 52.

The spelling of 57825802555 in words is "fifty-seven billion, eight hundred twenty-five million, eight hundred two thousand, five hundred fifty-five".