1611615016036 has 9 divisors (see below), whose sum is σ = 2820330721299. Its totient is φ = 805806238524.

The previous prime is 1611615016007. The next prime is 1611615016111. The reversal of 1611615016036 is 6306105161161.

The square root of 1611615016036 is 1269494.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1611615015986 and 1611615016004.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2221615 + ... + 2856361.

Almost surely, 2^{1611615016036} is an apocalyptic number.

1611615016036 is the 1269494-th square number.

It is an amenable number.

1611615016036 is a deficient number, since it is larger than the sum of its proper divisors (1208715705263).

1611615016036 is an frugal number, since it uses more digits than its factorization.

1611615016036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269498 (or 634749 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 1611615016036 in words is "one trillion, six hundred eleven billion, six hundred fifteen million, sixteen thousand, thirty-six".