474381539993 has 4 divisors (see below), whose sum is σ = 474488123088. Its totient is φ = 474274956900.

The previous prime is 474381539969. The next prime is 474381540001. The reversal of 474381539993 is 399935183474.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 474381539993 - 2¹⁸ = 474381277849 is a prime.

It is a super-2 number, since 2×474381539993² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (474381539903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53284871 + ... + 53293772.

It is an arithmetic number, because the mean of its divisors is an integer number (118622030772).

Almost surely, 2^474381539993 is an apocalyptic number.

It is an amenable number.

474381539993 is a deficient number, since it is larger than the sum of its proper divisors (106583095).

474381539993 is a wasteful number, since it uses less digits than its factorization.

474381539993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106583094.

The product of its digits is 88179840, while the sum is 65.

The spelling of 474381539993 in words is "four hundred seventy-four billion, three hundred eighty-one million, five hundred thirty-nine thousand, nine hundred ninety-three".