220144351650506 has 16 divisors (see below), whose sum is σ = 345433054033728. Its totient is φ = 105023869368000.

The previous prime is 220144351650481. The next prime is 220144351650563. The reversal of 220144351650506 is 605056153441022.

It is a super-3 number, since 3×220144351650506³ (a number of 44 digits) contains 333 as substring.

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, 5967246860 + ... + 5967283751.

It is an arithmetic number, because the mean of its divisors is an integer number (21589565877108).

Almost surely, 2^{220144351650506} is an apocalyptic number.

220144351650506 is a deficient number, since it is larger than the sum of its proper divisors (125288702383222).

220144351650506 is a wasteful number, since it uses less digits than its factorization.

220144351650506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11934531037.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 220144351650506 in words is "two hundred twenty trillion, one hundred forty-four billion, three hundred fifty-one million, six hundred fifty thousand, five hundred six".