8285340015557 has 8 divisors (see below), whose sum is σ = 9049482080352. Its totient is φ = 7523019506800.

The previous prime is 8285340015539. The next prime is 8285340015599. The reversal of 8285340015557 is 7555100435828.

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 8285340015557 - 2⁸ = 8285340015301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8285340015499 and 8285340015508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8285340015257) 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, 455379494 + ... + 455397687.

It is an arithmetic number, because the mean of its divisors is an integer number (1131185260044).

Almost surely, 2^{8285340015557} is an apocalyptic number.

It is an amenable number.

8285340015557 is a deficient number, since it is larger than the sum of its proper divisors (764142064795).

8285340015557 is a wasteful number, since it uses less digits than its factorization.

8285340015557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910778019.

The product of its (nonzero) digits is 6720000, while the sum is 53.

The spelling of 8285340015557 in words is "eight trillion, two hundred eighty-five billion, three hundred forty million, fifteen thousand, five hundred fifty-seven".