1959121036832 has 12 divisors (see below), whose sum is σ = 3857019541326. Its totient is φ = 979560518400.

The previous prime is 1959121036811. The next prime is 1959121036837. The reversal of 1959121036832 is 2386301219591.

It can be written as a sum of positive squares in only one way, i.e., 1886348421136 + 72772615696 = 1373444^2 + 269764^2 .

It is not an unprimeable number, because it can be changed into a prime (1959121036837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30611266169 + ... + 30611266232.

Almost surely, 2^{1959121036832} is an apocalyptic number.

It is an amenable number.

1959121036832 is a deficient number, since it is larger than the sum of its proper divisors (1897898504494).

1959121036832 is an equidigital number, since it uses as much as digits as its factorization.

1959121036832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61222532411 (or 61222532403 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 1959121036832 in words is "one trillion, nine hundred fifty-nine billion, one hundred twenty-one million, thirty-six thousand, eight hundred thirty-two".