1400003541200 has 180 divisors, whose sum is σ = 3733697384844. Its totient is φ = 504049920000.

The previous prime is 1400003541193. The next prime is 1400003541221. The reversal of 1400003541200 is 21453000041.

It can be written as a sum of positive squares in 6 ways, for example, as 269294572096 + 1130708969104 = 518936^2 + 1063348^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4745204 + ... + 5031596.

Almost surely, 2^{1400003541200} is an apocalyptic number.

1400003541200 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 1400003541200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1866848692422).

1400003541200 is an abundant number, since it is smaller than the sum of its proper divisors (2333693843644).

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

1400003541200 is a wasteful number, since it uses less digits than its factorization.

1400003541200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286534 (or 286512 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1400003541200 its reverse (21453000041), we get a palindrome (1421456541241).

The spelling of 1400003541200 in words is "one trillion, four hundred billion, three million, five hundred forty-one thousand, two hundred".