57155204322201 has 16 divisors (see below), whose sum is σ = 76964003222400. Its totient is φ = 37724962387200.

The previous prime is 57155204322137. The next prime is 57155204322217. The reversal of 57155204322201 is 10222340255175.

It is a happy number.

It is not a de Polignac number, because 57155204322201 - 2⁶ = 57155204322137 is a prime.

It is a super-2 number, since 2×57155204322201² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 57155204322201.

It is not an unprimeable number, because it can be changed into a prime (57155204322301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6128556 + ... + 12323538.

It is an arithmetic number, because the mean of its divisors is an integer number (4810250201400).

Almost surely, 2^{57155204322201} is an apocalyptic number.

It is an amenable number.

57155204322201 is a deficient number, since it is larger than the sum of its proper divisors (19808798900199).

57155204322201 is a wasteful number, since it uses less digits than its factorization.

57155204322201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6225536.

The product of its (nonzero) digits is 168000, while the sum is 39.

Adding to 57155204322201 its reverse (10222340255175), we get a palindrome (67377544577376).

The spelling of 57155204322201 in words is "fifty-seven trillion, one hundred fifty-five billion, two hundred four million, three hundred twenty-two thousand, two hundred one".