163514151044240 has 20 divisors (see below), whose sum is σ = 380170401178044. Its totient is φ = 65405660417664.

The previous prime is 163514151044227. The next prime is 163514151044317. The reversal of 163514151044240 is 42440151415361.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 29670724103056 + 133843426941184 = 5447084^2 + 11569072^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1021963443947 + ... + 1021963444106.

Almost surely, 2^{163514151044240} is an apocalyptic number.

163514151044240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163514151044240 is an abundant number, since it is smaller than the sum of its proper divisors (216656250133804).

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

163514151044240 is a wasteful number, since it uses less digits than its factorization.

163514151044240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043926888066 (or 2043926888060 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 163514151044240 in words is "one hundred sixty-three trillion, five hundred fourteen billion, one hundred fifty-one million, forty-four thousand, two hundred forty".