1403420044212 has 96 divisors (see below), whose sum is σ = 3767075020800. Its totient is φ = 451301832576.

The previous prime is 1403420044211. The next prime is 1403420044219. The reversal of 1403420044212 is 2124400243041.

1403420044212 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 4 + 200 + 442 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403420044211) 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, 3614413 + ... + 3983819.

It is an arithmetic number, because the mean of its divisors is an integer number (39240364800).

Almost surely, 2^{1403420044212} is an apocalyptic number.

1403420044212 is a gapful number since it is divisible by the number (12) 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 1403420044212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1883537510400).

1403420044212 is an abundant number, since it is smaller than the sum of its proper divisors (2363654976588).

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

1403420044212 is a wasteful number, since it uses less digits than its factorization.

1403420044212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370662 (or 370654 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1403420044212 its reverse (2124400243041), we get a palindrome (3527820287253).

The spelling of 1403420044212 in words is "one trillion, four hundred three billion, four hundred twenty million, forty-four thousand, two hundred twelve".