1503012857768 has 16 divisors (see below), whose sum is σ = 2818184215380. Its totient is φ = 751497067008.

The previous prime is 1503012857761. The next prime is 1503012857771. The reversal of 1503012857768 is 8677582103051.

It can be written as a sum of positive squares in 2 ways, for example, as 1465886504644 + 37126353124 = 1210738^2 + 192682^2 .

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1503012857761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462755 + ... + 1794482.

Almost surely, 2^{1503012857768} is an apocalyptic number.

It is an amenable number.

1503012857768 is a deficient number, since it is larger than the sum of its proper divisors (1315171357612).

1503012857768 is a wasteful number, since it uses less digits than its factorization.

1503012857768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340476 (or 2340472 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 53.

The spelling of 1503012857768 in words is "one trillion, five hundred three billion, twelve million, eight hundred fifty-seven thousand, seven hundred sixty-eight".