1089004950916 has 9 divisors (see below), whose sum is σ = 1905762316549. Its totient is φ = 544501431904.

The previous prime is 1089004950877. The next prime is 1089004950923. The reversal of 1089004950916 is 6190594009801.

It is a happy number.

The square root of 1089004950916 is 1043554.

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

1089004950916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1072902356100 + 16102594816 = 1035810^2 + 126896^2 .

It is a Duffinian number.

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, 1826220 + ... + 2347996.

Almost surely, 2^{1089004950916} is an apocalyptic number.

1089004950916 is the 1043554-th square number.

It is an amenable number.

1089004950916 is a deficient number, since it is larger than the sum of its proper divisors (816757365633).

1089004950916 is an frugal number, since it uses more digits than its factorization.

1089004950916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043558 (or 521779 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 52.

The spelling of 1089004950916 in words is "one trillion, eighty-nine billion, four million, nine hundred fifty thousand, nine hundred sixteen".