8457031405245 has 8 divisors (see below), whose sum is σ = 13531250248416. Its totient is φ = 4510416749456.

The previous prime is 8457031405187. The next prime is 8457031405247. The reversal of 8457031405245 is 5425041307548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8457031405245 - 2⁸ = 8457031404989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8457031405194 and 8457031405203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8457031405247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281901046827 + ... + 281901046856.

It is an arithmetic number, because the mean of its divisors is an integer number (1691406281052).

Almost surely, 2^{8457031405245} is an apocalyptic number.

It is an amenable number.

8457031405245 is a deficient number, since it is larger than the sum of its proper divisors (5074218843171).

8457031405245 is a wasteful number, since it uses less digits than its factorization.

8457031405245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563802093691.

The product of its (nonzero) digits is 2688000, while the sum is 48.

The spelling of 8457031405245 in words is "eight trillion, four hundred fifty-seven billion, thirty-one million, four hundred five thousand, two hundred forty-five".