143314547640 has 128 divisors (see below), whose sum is σ = 470422667520. Its totient is φ = 34639718400.

The previous prime is 143314547603. The next prime is 143314547669. The reversal of 143314547640 is 46745413341.

It is a junction number, because it is equal to n+sod(n) for n = 143314547592 and 143314547601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283755 + ... + 605925.

It is an arithmetic number, because the mean of its divisors is an integer number (3675177090).

Almost surely, 2^143314547640 is an apocalyptic number.

143314547640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143314547640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235211333760).

143314547640 is an abundant number, since it is smaller than the sum of its proper divisors (327108119880).

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

143314547640 is a wasteful number, since it uses less digits than its factorization.

143314547640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322533 (or 322529 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 143314547640 in words is "one hundred forty-three billion, three hundred fourteen million, five hundred forty-seven thousand, six hundred forty".