361334535640 has 32 divisors (see below), whose sum is σ = 875541376080. Its totient is φ = 133415828352.

The previous prime is 361334535637. The next prime is 361334535649. The reversal of 361334535640 is 46535433163.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361334535649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347436534 + ... + 347437573.

Almost surely, 2^361334535640 is an apocalyptic number.

It is an amenable number.

361334535640 is an abundant number, since it is smaller than the sum of its proper divisors (514206840440).

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

361334535640 is a wasteful number, since it uses less digits than its factorization.

361334535640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694874131 (or 694874127 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 43.

The spelling of 361334535640 in words is "three hundred sixty-one billion, three hundred thirty-four million, five hundred thirty-five thousand, six hundred forty".