4145739530240 has 272 divisors, whose sum is σ = 12404894981760. Its totient is φ = 1292170690560.

The previous prime is 4145739530183. The next prime is 4145739530287. The reversal of 4145739530240 is 420359375414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25149206 + ... + 25313514.

Almost surely, 2^{4145739530240} is an apocalyptic number.

4145739530240 is a gapful number since it is divisible by the number (40) 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 4145739530240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6202447490880).

4145739530240 is an abundant number, since it is smaller than the sum of its proper divisors (8259155451520).

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

4145739530240 is an equidigital number, since it uses as much as digits as its factorization.

4145739530240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164364 (or 164334 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 4145739530240 in words is "four trillion, one hundred forty-five billion, seven hundred thirty-nine million, five hundred thirty thousand, two hundred forty".