143274771425536 has 81 divisors (see below), whose sum is σ = 286792237278939. Its totient is φ = 71436964319232.

The previous prime is 143274771425507. The next prime is 143274771425561. The reversal of 143274771425536 is 635524177472341.

The square root of 143274771425536 is 11969744.

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

143274771425536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5736293243136 + 137538478182400 = 2395056^2 + 11727680^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 87522767310 + ... + 87522768946.

Almost surely, 2^{143274771425536} is an apocalyptic number.

143274771425536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

143274771425536 is the 11969744-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143274771425536

143274771425536 is an abundant number, since it is smaller than the sum of its proper divisors (143517465853403).

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

143274771425536 is an frugal number, since it uses more digits than its factorization.

143274771425536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204 (or 2096 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 61.

The spelling of 143274771425536 in words is "one hundred forty-three trillion, two hundred seventy-four billion, seven hundred seventy-one million, four hundred twenty-five thousand, five hundred thirty-six".