1915616547364 has 27 divisors (see below), whose sum is σ = 3630104874963. Its totient is φ = 884114105472.

The previous prime is 1915616547331. The next prime is 1915616547413. The reversal of 1915616547364 is 4637456165191.

The square root of 1915616547364 is 1384058.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 1352936532964 + 562680014400 = 1163158^2 + 750120^2 .

It is a super-3 number, since 3×1915616547364³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1915616547299 and 1915616547308.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35958892 + ... + 36012124.

Almost surely, 2^{1915616547364} is an apocalyptic number.

1915616547364 is the 1384058-th square number.

It is an amenable number.

1915616547364 is a deficient number, since it is larger than the sum of its proper divisors (1714488327599).

1915616547364 is an frugal number, since it uses more digits than its factorization.

1915616547364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106496 (or 53248 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 58.

The spelling of 1915616547364 in words is "one trillion, nine hundred fifteen billion, six hundred sixteen million, five hundred forty-seven thousand, three hundred sixty-four".