257055353606362 has 4 divisors (see below), whose sum is σ = 385583030409546. Its totient is φ = 128527676803180.

The previous prime is 257055353606351. The next prime is 257055353606369. The reversal of 257055353606362 is 263606353550752.

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

It can be written as a sum of positive squares in only one way, i.e., 255817984364721 + 1237369241641 = 15994311^2 + 1112371^2 .

It is a junction number, because it is equal to n+sod(n) for n = 257055353606297 and 257055353606306.

It is not an unprimeable number, because it can be changed into a prime (257055353606369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64263838401589 + ... + 64263838401592.

Almost surely, 2^{257055353606362} is an apocalyptic number.

257055353606362 is a deficient number, since it is larger than the sum of its proper divisors (128527676803184).

257055353606362 is a wasteful number, since it uses less digits than its factorization.

257055353606362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128527676803183.

The product of its (nonzero) digits is 102060000, while the sum is 58.

The spelling of 257055353606362 in words is "two hundred fifty-seven trillion, fifty-five billion, three hundred fifty-three million, six hundred six thousand, three hundred sixty-two".