475568061408 has 384 divisors, whose sum is σ = 1541376345600. Its totient is φ = 141436108800.

The previous prime is 475568061349. The next prime is 475568061547. The reversal of 475568061408 is 804160865574.

475568061408 is a `hidden beast` number, since 4 + 7 + 556 + 80 + 6 + 1 + 4 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 511913488 + ... + 511914416.

It is an arithmetic number, because the mean of its divisors is an integer number (4014000900).

Almost surely, 2^475568061408 is an apocalyptic number.

475568061408 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 475568061408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (770688172800).

475568061408 is an abundant number, since it is smaller than the sum of its proper divisors (1065808284192).

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

475568061408 is a wasteful number, since it uses less digits than its factorization.

475568061408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903 (or 1889 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The spelling of 475568061408 in words is "four hundred seventy-five billion, five hundred sixty-eight million, sixty-one thousand, four hundred eight".