360690581021 has 16 divisors (see below), whose sum is σ = 371232301440.
Its totient is φ = 350247965760.
The previous prime is 360690581011. The next prime is 360690581039. The reversal of 360690581021 is 120185096063.
It is a cyclic number.
It is not a de Polignac number, because 360690581021 - 222 = 360686386717 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 360690581021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (360690581011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38700200 + ... + 38709518.
It is an arithmetic number, because the mean of its divisors is an integer number (23202018840).
Almost surely, 2360690581021 is an apocalyptic number.
It is an amenable number.
360690581021 is a deficient number, since it is larger than the sum of its proper divisors (10541720419).
360690581021 is a wasteful number, since it uses less digits than its factorization.
360690581021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14516.
The product of its (nonzero) digits is 77760, while the sum is 41.
The spelling of 360690581021 in words is "three hundred sixty billion, six hundred ninety million, five hundred eighty-one thousand, twenty-one".