216445532101510 has 16 divisors (see below), whose sum is σ = 392083498917936. Its totient is φ = 86026759255008.

The previous prime is 216445532101499. The next prime is 216445532101511. The reversal of 216445532101510 is 15101235544612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216445532101511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68931696552 + ... + 68931699691.

It is an arithmetic number, because the mean of its divisors is an integer number (24505218682371).

Almost surely, 2^{216445532101510} is an apocalyptic number.

216445532101510 is a deficient number, since it is larger than the sum of its proper divisors (175637966816426).

216445532101510 is a wasteful number, since it uses less digits than its factorization.

216445532101510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137863396407.

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 216445532101510 in words is "two hundred sixteen trillion, four hundred forty-five billion, five hundred thirty-two million, one hundred one thousand, five hundred ten".