1686268637034 has 16 divisors (see below), whose sum is σ = 3436170053472. Its totient is φ = 551484082448.

The previous prime is 1686268637023. The next prime is 1686268637051. The reversal of 1686268637034 is 4307368626861.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2651365464 + ... + 2651366099.

It is an arithmetic number, because the mean of its divisors is an integer number (214760628342).

Almost surely, 2^{1686268637034} is an apocalyptic number.

1686268637034 is an abundant number, since it is smaller than the sum of its proper divisors (1749901416438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1686268637034 is a wasteful number, since it uses less digits than its factorization.

1686268637034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302731621.

The product of its (nonzero) digits is 41803776, while the sum is 60.

The spelling of 1686268637034 in words is "one trillion, six hundred eighty-six billion, two hundred sixty-eight million, six hundred thirty-seven thousand, thirty-four".