11662072895 has 32 divisors (see below), whose sum is σ = 15444898560. Its totient is φ = 8383069440.

The previous prime is 11662072889. The next prime is 11662072897. The reversal of 11662072895 is 59827026611.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-11662072895 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11662072897) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1778012 + ... + 1784558.

It is an arithmetic number, because the mean of its divisors is an integer number (482653080).

Almost surely, 2^11662072895 is an apocalyptic number.

11662072895 is a deficient number, since it is larger than the sum of its proper divisors (3782825665).

11662072895 is a wasteful number, since it uses less digits than its factorization.

11662072895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6935.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 11662072895 in words is "eleven billion, six hundred sixty-two million, seventy-two thousand, eight hundred ninety-five".