840733431665132 has 12 divisors (see below), whose sum is σ = 1471542397501176. Its totient is φ = 420292746664800.

The previous prime is 840733431665093. The next prime is 840733431665159. The reversal of 840733431665132 is 231566134337048.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18492266369 + ... + 18492311832.

It is an arithmetic number, because the mean of its divisors is an integer number (122628533125098).

Almost surely, 2^{840733431665132} is an apocalyptic number.

It is an amenable number.

840733431665132 is a deficient number, since it is larger than the sum of its proper divisors (630808965836044).

840733431665132 is a wasteful number, since it uses less digits than its factorization.

840733431665132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36984583888 (or 36984583886 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 56.

The spelling of 840733431665132 in words is "eight hundred forty trillion, seven hundred thirty-three billion, four hundred thirty-one million, six hundred sixty-five thousand, one hundred thirty-two".