557644741221435 has 32 divisors (see below), whose sum is σ = 1079675196452352. Its totient is φ = 239927821432320.

The previous prime is 557644741221433. The next prime is 557644741221461. The reversal of 557644741221435 is 534122147446755.

It is not a de Polignac number, because 557644741221435 - 2¹ = 557644741221433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (557644741221433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156203006961 + ... + 156203010530.

It is an arithmetic number, because the mean of its divisors is an integer number (33739849889136).

Almost surely, 2^{557644741221435} is an apocalyptic number.

557644741221435 is a deficient number, since it is larger than the sum of its proper divisors (522030455230917).

557644741221435 is a wasteful number, since it uses less digits than its factorization.

557644741221435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312406017523.

The product of its digits is 112896000, while the sum is 60.

The spelling of 557644741221435 in words is "five hundred fifty-seven trillion, six hundred forty-four billion, seven hundred forty-one million, two hundred twenty-one thousand, four hundred thirty-five".