1400344310000 has 200 divisors, whose sum is σ = 3440297489904. Its totient is φ = 551946240000.

The previous prime is 1400344309993. The next prime is 1400344310003. The reversal of 1400344310000 is 134430041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×1400344310000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400344310003) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 206506610 + ... + 206513390.

Almost surely, 2^{1400344310000} is an apocalyptic number.

1400344310000 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 1400344310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1720148744952).

1400344310000 is an abundant number, since it is smaller than the sum of its proper divisors (2039953179904).

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

1400344310000 is a wasteful number, since it uses less digits than its factorization.

1400344310000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7109 (or 7088 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1400344310000 its reverse (134430041), we get a palindrome (1400478740041).

The spelling of 1400344310000 in words is "one trillion, four hundred billion, three hundred forty-four million, three hundred ten thousand".