475636267640 has 16 divisors (see below), whose sum is σ = 1070181602280. Its totient is φ = 190254507040.

The previous prime is 475636267633. The next prime is 475636267651. The reversal of 475636267640 is 46762636574.

It is a super-2 number, since 2×475636267640² (a number of 24 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 3 ways as a sum of consecutive naturals, for example, 5945453306 + ... + 5945453385.

Almost surely, 2^475636267640 is an apocalyptic number.

475636267640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

475636267640 is an abundant number, since it is smaller than the sum of its proper divisors (594545334640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

475636267640 is a wasteful number, since it uses less digits than its factorization.

475636267640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11890906702 (or 11890906698 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 56.

The spelling of 475636267640 in words is "four hundred seventy-five billion, six hundred thirty-six million, two hundred sixty-seven thousand, six hundred forty".