1649385486234 has 16 divisors (see below), whose sum is σ = 3665301080640. Its totient is φ = 549795162060.

The previous prime is 1649385486233. The next prime is 1649385486251. The reversal of 1649385486234 is 4326845839461.

1649385486234 is a `hidden beast` number, since 1 + 6 + 49 + 3 + 85 + 486 + 2 + 34 = 666.

It is not an unprimeable number, because it can be changed into a prime (1649385486233) 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, 15272087782 + ... + 15272087889.

It is an arithmetic number, because the mean of its divisors is an integer number (229081317540).

Almost surely, 2^{1649385486234} is an apocalyptic number.

1649385486234 is an abundant number, since it is smaller than the sum of its proper divisors (2015915594406).

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

1649385486234 is a wasteful number, since it uses less digits than its factorization.

1649385486234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30544175682 (or 30544175676 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 63.

The spelling of 1649385486234 in words is "one trillion, six hundred forty-nine billion, three hundred eighty-five million, four hundred eighty-six thousand, two hundred thirty-four".