475549666945574 has 128 divisors (see below), whose sum is σ = 799494999453696. Its totient is φ = 210883599014400.

The previous prime is 475549666945567. The next prime is 475549666945669.

475549666945574 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×475549666945574² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 236474224229 + ... + 236474226239.

It is an arithmetic number, because the mean of its divisors is an integer number (6246054683232).

Almost surely, 2^{475549666945574} is an apocalyptic number.

475549666945574 is a deficient number, since it is larger than the sum of its proper divisors (323945332508122).

475549666945574 is a wasteful number, since it uses less digits than its factorization.

475549666945574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155 (or 4093 counting only the distinct ones).

The product of its digits is 137168640000, while the sum is 86.

The spelling of 475549666945574 in words is "four hundred seventy-five trillion, five hundred forty-nine billion, six hundred sixty-six million, nine hundred forty-five thousand, five hundred seventy-four".