1055520707216 has 10 divisors (see below), whose sum is σ = 2045071370262. Its totient is φ = 527760353600.

The previous prime is 1055520707179. The next prime is 1055520707231. The reversal of 1055520707216 is 6127070255501.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 706783215616 + 348737491600 = 840704^2 + 590540^2 .

It is a super-2 number, since 2×1055520707216² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32985022085 + ... + 32985022116.

Almost surely, 2^{1055520707216} is an apocalyptic number.

1055520707216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1055520707216 is a deficient number, since it is larger than the sum of its proper divisors (989550663046).

1055520707216 is an equidigital number, since it uses as much as digits as its factorization.

1055520707216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65970044209 (or 65970044203 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 41.

The spelling of 1055520707216 in words is "one trillion, fifty-five billion, five hundred twenty million, seven hundred seven thousand, two hundred sixteen".