257022654097 has 8 divisors (see below), whose sum is σ = 280444633632. Its totient is φ = 233610055200.

The previous prime is 257022654073. The next prime is 257022654131. The reversal of 257022654097 is 790456220752.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 257022654097 - 2¹¹ = 257022652049 is a prime.

It is a super-2 number, since 2×257022654097² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 257022654097.

It is not an unprimeable number, because it can be changed into a prime (257022654037) 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, 2287804 + ... + 2397517.

It is an arithmetic number, because the mean of its divisors is an integer number (35055579204).

Almost surely, 2^257022654097 is an apocalyptic number.

It is an amenable number.

257022654097 is a deficient number, since it is larger than the sum of its proper divisors (23421979535).

257022654097 is a wasteful number, since it uses less digits than its factorization.

257022654097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4690319.

The product of its (nonzero) digits is 2116800, while the sum is 49.

It can be divided in two parts, 257022 and 654097, that added together give a palindrome (911119).

The spelling of 257022654097 in words is "two hundred fifty-seven billion, twenty-two million, six hundred fifty-four thousand, ninety-seven".