1560261043440 has 480 divisors, whose sum is σ = 5798023545600. Its totient is φ = 372858900480.

The previous prime is 1560261043373. The next prime is 1560261043469. The reversal of 1560261043440 is 443401620651.

1560261043440 is a `hidden beast` number, since 1 + 5 + 6 + 0 + 2 + 610 + 4 + 34 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1560261043395 and 1560261043404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 244590171 + ... + 244596549.

It is an arithmetic number, because the mean of its divisors is an integer number (12079215720).

Almost surely, 2^{1560261043440} is an apocalyptic number.

1560261043440 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 1560261043440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2899011772800).

1560261043440 is an abundant number, since it is smaller than the sum of its proper divisors (4237762502160).

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

1560261043440 is a wasteful number, since it uses less digits than its factorization.

1560261043440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6845 (or 6836 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 1560261043440 in words is "one trillion, five hundred sixty billion, two hundred sixty-one million, forty-three thousand, four hundred forty".