163442004215031 has 24 divisors (see below), whose sum is σ = 236174418554880. Its totient is φ = 108919100218896.

The previous prime is 163442004214991. The next prime is 163442004215047. The reversal of 163442004215031 is 130512400244361.

163442004215031 is a `hidden beast` number, since 1 + 63 + 442 + 0 + 0 + 4 + 2 + 150 + 3 + 1 = 666.

163442004215031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163442004215031 - 2¹³ = 163442004206839 is a prime.

It is a super-2 number, since 2×163442004215031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163442004215051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 353479050 + ... + 353941128.

It is an arithmetic number, because the mean of its divisors is an integer number (9840600773120).

Almost surely, 2^{163442004215031} is an apocalyptic number.

163442004215031 is a deficient number, since it is larger than the sum of its proper divisors (72732414339849).

163442004215031 is a wasteful number, since it uses less digits than its factorization.

163442004215031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477235 (or 477232 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 163442004215031 its reverse (130512400244361), we get a palindrome (293954404459392).

The spelling of 163442004215031 in words is "one hundred sixty-three trillion, four hundred forty-two billion, four million, two hundred fifteen thousand, thirty-one".