503156370146413 has 4 divisors (see below), whose sum is σ = 503156732666140. Its totient is φ = 503156007626688.

The previous prime is 503156370146377. The next prime is 503156370146431. The reversal of 503156370146413 is 314641073651305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 160344553774729 + 342811816371684 = 12662723^2 + 18515178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503156370146413 is a prime.

It is a super-3 number, since 3×503156370146413³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503156370146483) 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, 179169918 + ... + 181956511.

It is an arithmetic number, because the mean of its divisors is an integer number (125789183166535).

Almost surely, 2^{503156370146413} is an apocalyptic number.

It is an amenable number.

503156370146413 is a deficient number, since it is larger than the sum of its proper divisors (362519727).

503156370146413 is a wasteful number, since it uses less digits than its factorization.

503156370146413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362519726.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 503156370146413 in words is "five hundred three trillion, one hundred fifty-six billion, three hundred seventy million, one hundred forty-six thousand, four hundred thirteen".