163006897474 has 16 divisors (see below), whose sum is σ = 245447931456. Its totient is φ = 81191244400.

The previous prime is 163006897441. The next prime is 163006897507. The reversal of 163006897474 is 474798600361.

It is an interprime number because it is at equal distance from previous prime (163006897441) and next prime (163006897507).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938169 + ... + 1098259.

It is an arithmetic number, because the mean of its divisors is an integer number (15340495716).

Almost surely, 2^163006897474 is an apocalyptic number.

163006897474 is a deficient number, since it is larger than the sum of its proper divisors (82441033982).

163006897474 is a wasteful number, since it uses less digits than its factorization.

163006897474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162041.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 163006897474 in words is "one hundred sixty-three billion, six million, eight hundred ninety-seven thousand, four hundred seventy-four".