315553300525643 has 4 divisors (see below), whose sum is σ = 315553554801000. Its totient is φ = 315553046250288.

The previous prime is 315553300525613. The next prime is 315553300525649. The reversal of 315553300525643 is 346525003355513.

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

It is a cyclic number.

It is not a de Polignac number, because 315553300525643 - 2⁸ = 315553300525387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 315553300525591 and 315553300525600.

It is not an unprimeable number, because it can be changed into a prime (315553300525649) 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, 125267018 + ... + 127761231.

It is an arithmetic number, because the mean of its divisors is an integer number (78888388700250).

Almost surely, 2^{315553300525643} is an apocalyptic number.

315553300525643 is a deficient number, since it is larger than the sum of its proper divisors (254275357).

315553300525643 is a wasteful number, since it uses less digits than its factorization.

315553300525643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254275356.

The product of its (nonzero) digits is 12150000, while the sum is 50.

The spelling of 315553300525643 in words is "three hundred fifteen trillion, five hundred fifty-three billion, three hundred million, five hundred twenty-five thousand, six hundred forty-three".