11672687445 has 16 divisors (see below), whose sum is σ = 18709486272. Its totient is φ = 6214371200.

The previous prime is 11672687431. The next prime is 11672687471. The reversal of 11672687445 is 54478627611.

It is not a de Polignac number, because 11672687445 - 2⁷ = 11672687317 is a prime.

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, 682656 + ... + 699545.

It is an arithmetic number, because the mean of its divisors is an integer number (1169342892).

Almost surely, 2^11672687445 is an apocalyptic number.

11672687445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11672687445 is a deficient number, since it is larger than the sum of its proper divisors (7036798827).

11672687445 is a wasteful number, since it uses less digits than its factorization.

11672687445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382772.

The product of its digits is 2257920, while the sum is 51.

The spelling of 11672687445 in words is "eleven billion, six hundred seventy-two million, six hundred eighty-seven thousand, four hundred forty-five".