1401366000 has 160 divisors (see below), whose sum is σ = 4538566656. Its totient is φ = 372000000.

The previous prime is 1401365969. The next prime is 1401366007. The reversal of 1401366000 is 6631041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401366007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1865625 + ... + 1866375.

Almost surely, 2^1401366000 is an apocalyptic number.

1401366000 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 1401366000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2269283328).

1401366000 is an abundant number, since it is smaller than the sum of its proper divisors (3137200656).

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

1401366000 is a wasteful number, since it uses less digits than its factorization.

1401366000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088 (or 1072 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1401366000 is about 37434.8233600748. The cubic root of 1401366000 is about 1119.0526640715.

Adding to 1401366000 its reverse (6631041), we get a palindrome (1407997041).

The spelling of 1401366000 in words is "one billion, four hundred one million, three hundred sixty-six thousand".