7493130043256 has 64 divisors (see below), whose sum is σ = 16518634473600. Its totient is φ = 3141534729600.

The previous prime is 7493130043229. The next prime is 7493130043327. The reversal of 7493130043256 is 6523400313947.

It is a super-2 number, since 2×7493130043256² (a number of 27 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 7493130043256.

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 15 ways as a sum of consecutive naturals, for example, 1059866 + ... + 4013673.

It is an arithmetic number, because the mean of its divisors is an integer number (258103663650).

Almost surely, 2^{7493130043256} is an apocalyptic number.

It is an amenable number.

7493130043256 is an abundant number, since it is smaller than the sum of its proper divisors (9025504430344).

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

7493130043256 is a wasteful number, since it uses less digits than its factorization.

7493130043256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5074860 (or 5074856 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 7493130043256 in words is "seven trillion, four hundred ninety-three billion, one hundred thirty million, forty-three thousand, two hundred fifty-six".