143627688963529 has 9 divisors (see below), whose sum is σ = 143735114178741. Its totient is φ = 143520344003040.

The previous prime is 143627688963511. The next prime is 143627688963569. The reversal of 143627688963529 is 925369886726341.

The square root of 143627688963529 is 11984477.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 138423578276025 + 5204110687504 = 11765355^2 + 2281252^2 .

It is not a de Polignac number, because 143627688963529 - 2⁴¹ = 141428665707977 is a prime.

It is a super-2 number, since 2×143627688963529² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143627688963569) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19618585189 + ... + 19618592509.

Almost surely, 2^{143627688963529} is an apocalyptic number.

143627688963529 is the 11984477-th square number.

143627688963529 is the 5992239-th centered octagonal number.

It is an amenable number.

143627688963529 is a deficient number, since it is larger than the sum of its proper divisors (107425215212).

143627688963529 is an frugal number, since it uses more digits than its factorization.

143627688963529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17916 (or 8958 counting only the distinct ones).

The product of its digits is 5643509760, while the sum is 79.

The spelling of 143627688963529 in words is "one hundred forty-three trillion, six hundred twenty-seven billion, six hundred eighty-eight million, nine hundred sixty-three thousand, five hundred twenty-nine".