1091672040384 has 112 divisors (see below), whose sum is σ = 3227865467040. Its totient is φ = 361787166720.

The previous prime is 1091672040359. The next prime is 1091672040419. The reversal of 1091672040384 is 4830402761901.

1091672040384 is a `hidden beast` number, since 1 + 0 + 9 + 1 + 67 + 204 + 0 + 384 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1526937 + ... + 2124824.

Almost surely, 2^{1091672040384} is an apocalyptic number.

It is an amenable number.

1091672040384 is an abundant number, since it is smaller than the sum of its proper divisors (2136193426656).

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

1091672040384 is a wasteful number, since it uses less digits than its factorization.

1091672040384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3651955 (or 3651939 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 1091672040384 in words is "one trillion, ninety-one billion, six hundred seventy-two million, forty thousand, three hundred eighty-four".