903401420244 has 12 divisors (see below), whose sum is σ = 2107936647264. Its totient is φ = 301133806744.

The previous prime is 903401420239. The next prime is 903401420279. The reversal of 903401420244 is 442024104309.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×903401420244² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37641725832 + ... + 37641725855.

It is an arithmetic number, because the mean of its divisors is an integer number (175661387272).

Almost surely, 2^903401420244 is an apocalyptic number.

It is an amenable number.

903401420244 is an abundant number, since it is smaller than the sum of its proper divisors (1204535227020).

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

903401420244 is a wasteful number, since it uses less digits than its factorization.

903401420244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75283451694 (or 75283451692 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The spelling of 903401420244 in words is "nine hundred three billion, four hundred one million, four hundred twenty thousand, two hundred forty-four".