163535103333444 has 48 divisors (see below), whose sum is σ = 381957870885696. Its totient is φ = 54458012160000.

The previous prime is 163535103333377. The next prime is 163535103333463. The reversal of 163535103333444 is 444333301535361.

It is a happy number.

It is a super-2 number, since 2×163535103333444² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163535103333393 and 163535103333402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64092999 + ... + 66595665.

It is an arithmetic number, because the mean of its divisors is an integer number (7957455643452).

Almost surely, 2^{163535103333444} is an apocalyptic number.

It is an amenable number.

163535103333444 is an abundant number, since it is smaller than the sum of its proper divisors (218422767552252).

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

163535103333444 is a wasteful number, since it uses less digits than its factorization.

163535103333444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508036 (or 2508034 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 48.

The spelling of 163535103333444 in words is "one hundred sixty-three trillion, five hundred thirty-five billion, one hundred three million, three hundred thirty-three thousand, four hundred forty-four".