1401375245760 has 784 divisors, whose sum is σ = 5762526561792. Its totient is φ = 317820672000.

The previous prime is 1401375245749. The next prime is 1401375245789. The reversal of 1401375245760 is 675425731041.

1401375245760 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 3 + 75 + 2 + 4 + 576 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 213914485 + ... + 213921035.

Almost surely, 2^{1401375245760} is an apocalyptic number.

1401375245760 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 1401375245760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2881263280896).

1401375245760 is an abundant number, since it is smaller than the sum of its proper divisors (4361151316032).

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

1401375245760 is an equidigital number, since it uses as much as digits as its factorization.

1401375245760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724 (or 6699 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 1401375245760 in words is "one trillion, four hundred one billion, three hundred seventy-five million, two hundred forty-five thousand, seven hundred sixty".