903012448732656 has 40 divisors (see below), whose sum is σ = 2334481199570640. Its totient is φ = 300784918565376.

The previous prime is 903012448732463. The next prime is 903012448732657. The reversal of 903012448732656 is 656237844210309.

It is a super-2 number, since 2×903012448732656² (a number of 31 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 903012448732656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (903012448732657) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6850902541 + ... + 6851034348.

It is an arithmetic number, because the mean of its divisors is an integer number (58362029989266).

It is a 2-persistent number, because it is pandigital, and so is 2⋅903012448732656 = 1806024897465312, but 3⋅903012448732656 = 2709037346197968 is not.

Almost surely, 2^{903012448732656} is an apocalyptic number.

It is an amenable number.

903012448732656 is an abundant number, since it is smaller than the sum of its proper divisors (1431468750837984).

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

903012448732656 is a wasteful number, since it uses less digits than its factorization.

903012448732656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13701938273 (or 13701938267 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 60.

The spelling of 903012448732656 in words is "nine hundred three trillion, twelve billion, four hundred forty-eight million, seven hundred thirty-two thousand, six hundred fifty-six".